20372526

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 28011474

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 47, 54, 69, 94, 138, 141, 207, 282, 349, 414, 423, 621, 698, 846, 1047, 1081, 1242, 1269, 2094, 2162, 2538, 3141, 3243, 6282, 6486, 8027, 9423, 9729, 16054, 16403, 18846, 19458, 24081, 29187, 32806, 48162, 49209, 58374, 72243, 98418, 144486, 147627, 216729, 295254, 377269, 433458, 442881, 754538, 885762, 1131807, 2263614, 3395421, 6790842, 10186263, 20372526]

約数ペア:

[(1, 20372526), (2, 10186263), (3, 6790842), (6, 3395421), (9, 2263614), (18, 1131807), (23, 885762), (27, 754538), (46, 442881), (47, 433458), (54, 377269), (69, 295254), (94, 216729), (138, 147627), (141, 144486), (207, 98418), (282, 72243), (349, 58374), (414, 49209), (423, 48162), (621, 32806), (698, 29187), (846, 24081), (1047, 19458), (1081, 18846), (1242, 16403), (1269, 16054), (2094, 9729), (2162, 9423), (2538, 8027), (3141, 6486), (3243, 6282)]