20441657392

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{13879}}^1$

素因数の和:14070

約数の個数: 80

約数和(自身を含む): 43685467840

約数和(自身を除く): 23243810448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 97, 104, 146, 194, 208, 292, 388, 584, 776, 949, 1168, 1261, 1552, 1898, 2522, 3796, 5044, 7081, 7592, 10088, 13879, 14162, 15184, 20176, 27758, 28324, 55516, 56648, 92053, 111032, 113296, 180427, 184106, 222064, 360854, 368212, 721708, 736424, 1013167, 1346263, 1443416, 1472848, 2026334, 2692526, 2886832, 4052668, 5385052, 8105336, 10770104, 13171171, 16210672, 17501419, 21540208, 26342342, 35002838, 52684684, 70005676, 98277199, 105369368, 140011352, 196554398, 210738736, 280022704, 393108796, 786217592, 1277603587, 1572435184, 2555207174, 5110414348, 10220828696, 20441657392]

約数ペア:

[(1, 20441657392), (2, 10220828696), (4, 5110414348), (8, 2555207174), (13, 1572435184), (16, 1277603587), (26, 786217592), (52, 393108796), (73, 280022704), (97, 210738736), (104, 196554398), (146, 140011352), (194, 105369368), (208, 98277199), (292, 70005676), (388, 52684684), (584, 35002838), (776, 26342342), (949, 21540208), (1168, 17501419), (1261, 16210672), (1552, 13171171), (1898, 10770104), (2522, 8105336), (3796, 5385052), (5044, 4052668), (7081, 2886832), (7592, 2692526), (10088, 2026334), (13879, 1472848), (14162, 1443416), (15184, 1346263), (20176, 1013167), (27758, 736424), (28324, 721708), (55516, 368212), (56648, 360854), (92053, 222064), (111032, 184106), (113296, 180427)]