20193065138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{3947}}^1$

素因数の和:4143

約数の個数: 64

約数和(自身を含む): 34019758080

約数和(自身を除く): 13826692942

約数列:

[1, 2, 19, 31, 38, 43, 62, 86, 101, 202, 589, 817, 1178, 1333, 1634, 1919, 2666, 3131, 3838, 3947, 4343, 6262, 7894, 8686, 25327, 50654, 59489, 74993, 82517, 118978, 122357, 134633, 149986, 165034, 169721, 244714, 269266, 339442, 398647, 797294, 2324783, 2558027, 3224699, 4649566, 5116054, 5261351, 6449398, 7574293, 10522702, 12358057, 15148586, 17141821, 24716114, 34283642, 99965669, 199931338, 234803083, 325694599, 469606166, 531396451, 651389198, 1062792902, 10096532569, 20193065138]

約数ペア:

[(1, 20193065138), (2, 10096532569), (19, 1062792902), (31, 651389198), (38, 531396451), (43, 469606166), (62, 325694599), (86, 234803083), (101, 199931338), (202, 99965669), (589, 34283642), (817, 24716114), (1178, 17141821), (1333, 15148586), (1634, 12358057), (1919, 10522702), (2666, 7574293), (3131, 6449398), (3838, 5261351), (3947, 5116054), (4343, 4649566), (6262, 3224699), (7894, 2558027), (8686, 2324783), (25327, 797294), (50654, 398647), (59489, 339442), (74993, 269266), (82517, 244714), (118978, 169721), (122357, 165034), (134633, 149986)]