20188454928

素因数分解:

$2^4\times 3^1\times {\mathrm{313}}^1\times {\mathrm{1343747}}^1$

素因数の和:1344071

約数の個数: 40

約数和(自身を含む): 52320172128

約数和(自身を除く): 32131717200

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 313, 626, 939, 1252, 1878, 2504, 3756, 5008, 7512, 15024, 1343747, 2687494, 4031241, 5374988, 8062482, 10749976, 16124964, 21499952, 32249928, 64499856, 420592811, 841185622, 1261778433, 1682371244, 2523556866, 3364742488, 5047113732, 6729484976, 10094227464, 20188454928]

約数ペア:

[(1, 20188454928), (2, 10094227464), (3, 6729484976), (4, 5047113732), (6, 3364742488), (8, 2523556866), (12, 1682371244), (16, 1261778433), (24, 841185622), (48, 420592811), (313, 64499856), (626, 32249928), (939, 21499952), (1252, 16124964), (1878, 10749976), (2504, 8062482), (3756, 5374988), (5008, 4031241), (7512, 2687494), (15024, 1343747)]