20210958996

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:1006

約数の個数: 144

約数和(自身を含む): 51155193600

約数和(自身を除く): 30944234604

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 73, 76, 79, 114, 146, 158, 219, 228, 237, 292, 316, 361, 438, 474, 722, 809, 876, 948, 1083, 1387, 1444, 1501, 1618, 2166, 2427, 2774, 3002, 3236, 4161, 4332, 4503, 4854, 5548, 5767, 6004, 8322, 9006, 9708, 11534, 15371, 16644, 17301, 18012, 23068, 26353, 28519, 30742, 34602, 46113, 52706, 57038, 59057, 61484, 63911, 69204, 79059, 85557, 92226, 105412, 109573, 114076, 118114, 127822, 158118, 171114, 177171, 184452, 191733, 219146, 236228, 255644, 292049, 316236, 328719, 342228, 354342, 383466, 438292, 584098, 657438, 708684, 766932, 876147, 1122083, 1168196, 1214309, 1314876, 1752294, 2081887, 2244166, 2428618, 3366249, 3504588, 3642927, 4163774, 4488332, 4665503, 4857236, 6245661, 6732498, 7285854, 8327548, 9331006, 12491322, 13464996, 13996509, 14571708, 18662012, 21319577, 23071871, 24982644, 27993018, 42639154, 46143742, 55986036, 63958731, 69215613, 85278308, 88644557, 92287484, 127917462, 138431226, 177289114, 255834924, 265933671, 276862452, 354578228, 531867342, 1063734684, 1684246583, 3368493166, 5052739749, 6736986332, 10105479498, 20210958996]

約数ペア:

[(1, 20210958996), (2, 10105479498), (3, 6736986332), (4, 5052739749), (6, 3368493166), (12, 1684246583), (19, 1063734684), (38, 531867342), (57, 354578228), (73, 276862452), (76, 265933671), (79, 255834924), (114, 177289114), (146, 138431226), (158, 127917462), (219, 92287484), (228, 88644557), (237, 85278308), (292, 69215613), (316, 63958731), (361, 55986036), (438, 46143742), (474, 42639154), (722, 27993018), (809, 24982644), (876, 23071871), (948, 21319577), (1083, 18662012), (1387, 14571708), (1444, 13996509), (1501, 13464996), (1618, 12491322), (2166, 9331006), (2427, 8327548), (2774, 7285854), (3002, 6732498), (3236, 6245661), (4161, 4857236), (4332, 4665503), (4503, 4488332), (4854, 4163774), (5548, 3642927), (5767, 3504588), (6004, 3366249), (8322, 2428618), (9006, 2244166), (9708, 2081887), (11534, 1752294), (15371, 1314876), (16644, 1214309), (17301, 1168196), (18012, 1122083), (23068, 876147), (26353, 766932), (28519, 708684), (30742, 657438), (34602, 584098), (46113, 438292), (52706, 383466), (57038, 354342), (59057, 342228), (61484, 328719), (63911, 316236), (69204, 292049), (79059, 255644), (85557, 236228), (92226, 219146), (105412, 191733), (109573, 184452), (114076, 177171), (118114, 171114), (127822, 158118)]