1995851824

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{8191}}^1$

素因数の和:8453

約数の個数: 40

約数和(自身を含む): 3932192768

約数和(自身を除く): 1936340944

約数列:

[1, 2, 4, 8, 16, 97, 157, 194, 314, 388, 628, 776, 1256, 1552, 2512, 8191, 15229, 16382, 30458, 32764, 60916, 65528, 121832, 131056, 243664, 794527, 1285987, 1589054, 2571974, 3178108, 5143948, 6356216, 10287896, 12712432, 20575792, 124740739, 249481478, 498962956, 997925912, 1995851824]

約数ペア:

[(1, 1995851824), (2, 997925912), (4, 498962956), (8, 249481478), (16, 124740739), (97, 20575792), (157, 12712432), (194, 10287896), (314, 6356216), (388, 5143948), (628, 3178108), (776, 2571974), (1256, 1589054), (1552, 1285987), (2512, 794527), (8191, 243664), (15229, 131056), (16382, 121832), (30458, 65528), (32764, 60916)]