18745390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3557}}^1$

素因数の和:3612

約数の個数: 32

約数和(自身を含む): 36889344

約数和(自身を除く): 18143954

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 3557, 5270, 7114, 17785, 35570, 60469, 110267, 120938, 220534, 302345, 551335, 604690, 1102670, 1874539, 3749078, 9372695, 18745390]

約数ペア:

[(1, 18745390), (2, 9372695), (5, 3749078), (10, 1874539), (17, 1102670), (31, 604690), (34, 551335), (62, 302345), (85, 220534), (155, 120938), (170, 110267), (310, 60469), (527, 35570), (1054, 17785), (2635, 7114), (3557, 5270)]