20873685864

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1\times {\mathrm{40739}}^1$

素因数の和:41362

約数の個数: 64

約数和(自身を含む): 53688801600

約数和(自身を除く): 32815115736

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 577, 888, 1154, 1731, 2308, 3462, 4616, 6924, 13848, 21349, 40739, 42698, 64047, 81478, 85396, 122217, 128094, 162956, 170792, 244434, 256188, 325912, 488868, 512376, 977736, 1507343, 3014686, 4522029, 6029372, 9044058, 12058744, 18088116, 23506403, 36176232, 47012806, 70519209, 94025612, 141038418, 188051224, 282076836, 564153672, 869736911, 1739473822, 2609210733, 3478947644, 5218421466, 6957895288, 10436842932, 20873685864]

約数ペア:

[(1, 20873685864), (2, 10436842932), (3, 6957895288), (4, 5218421466), (6, 3478947644), (8, 2609210733), (12, 1739473822), (24, 869736911), (37, 564153672), (74, 282076836), (111, 188051224), (148, 141038418), (222, 94025612), (296, 70519209), (444, 47012806), (577, 36176232), (888, 23506403), (1154, 18088116), (1731, 12058744), (2308, 9044058), (3462, 6029372), (4616, 4522029), (6924, 3014686), (13848, 1507343), (21349, 977736), (40739, 512376), (42698, 488868), (64047, 325912), (81478, 256188), (85396, 244434), (122217, 170792), (128094, 162956)]