20641896

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:479

約数の個数: 96

約数和(自身を含む): 62056800

約数和(自身を除く): 41414904

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 67, 72, 88, 99, 132, 134, 198, 201, 264, 268, 389, 396, 402, 536, 603, 737, 778, 792, 804, 1167, 1206, 1474, 1556, 1608, 2211, 2334, 2412, 2948, 3112, 3501, 4279, 4422, 4668, 4824, 5896, 6633, 7002, 8558, 8844, 9336, 12837, 13266, 14004, 17116, 17688, 25674, 26063, 26532, 28008, 34232, 38511, 51348, 52126, 53064, 77022, 78189, 102696, 104252, 154044, 156378, 208504, 234567, 286693, 308088, 312756, 469134, 573386, 625512, 860079, 938268, 1146772, 1720158, 1876536, 2293544, 2580237, 3440316, 5160474, 6880632, 10320948, 20641896]

約数ペア:

[(1, 20641896), (2, 10320948), (3, 6880632), (4, 5160474), (6, 3440316), (8, 2580237), (9, 2293544), (11, 1876536), (12, 1720158), (18, 1146772), (22, 938268), (24, 860079), (33, 625512), (36, 573386), (44, 469134), (66, 312756), (67, 308088), (72, 286693), (88, 234567), (99, 208504), (132, 156378), (134, 154044), (198, 104252), (201, 102696), (264, 78189), (268, 77022), (389, 53064), (396, 52126), (402, 51348), (536, 38511), (603, 34232), (737, 28008), (778, 26532), (792, 26063), (804, 25674), (1167, 17688), (1206, 17116), (1474, 14004), (1556, 13266), (1608, 12837), (2211, 9336), (2334, 8844), (2412, 8558), (2948, 7002), (3112, 6633), (3501, 5896), (4279, 4824), (4422, 4668)]