18260655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2851}}^1$

素因数の和:2927

約数の個数: 32

約数和(自身を含む): 33950208

約数和(自身を除く): 15689553

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 2851, 6405, 8553, 14255, 19957, 42765, 59871, 99785, 173911, 299355, 521733, 869555, 1217377, 2608665, 3652131, 6086885, 18260655]

約数ペア:

[(1, 18260655), (3, 6086885), (5, 3652131), (7, 2608665), (15, 1217377), (21, 869555), (35, 521733), (61, 299355), (105, 173911), (183, 99785), (305, 59871), (427, 42765), (915, 19957), (1281, 14255), (2135, 8553), (2851, 6405)]