18479656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1297}}^1$

素因数の和:1453

約数の個数: 32

約数和(自身を含む): 37616040

約数和(自身を除く): 19136384

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 274, 548, 1096, 1297, 1781, 2594, 3562, 5188, 7124, 10376, 14248, 16861, 33722, 67444, 134888, 177689, 355378, 710756, 1421512, 2309957, 4619914, 9239828, 18479656]

約数ペア:

[(1, 18479656), (2, 9239828), (4, 4619914), (8, 2309957), (13, 1421512), (26, 710756), (52, 355378), (104, 177689), (137, 134888), (274, 67444), (548, 33722), (1096, 16861), (1297, 14248), (1781, 10376), (2594, 7124), (3562, 5188)]