20111856974

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{6473}}^1$

素因数の和:6881

約数の個数: 48

約数和(自身を含む): 34159258224

約数和(自身を除く): 14047401250

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 347, 407, 694, 814, 3817, 4477, 6473, 7634, 8954, 12839, 12946, 25678, 41987, 71203, 83974, 141229, 142406, 239501, 282458, 479002, 783233, 1553519, 1566466, 2246131, 2634511, 3107038, 4492262, 5269022, 24707441, 28979621, 49414882, 57959242, 83106847, 166213694, 271781851, 543563702, 914175317, 1828350634, 10055928487, 20111856974]

約数ペア:

[(1, 20111856974), (2, 10055928487), (11, 1828350634), (22, 914175317), (37, 543563702), (74, 271781851), (121, 166213694), (242, 83106847), (347, 57959242), (407, 49414882), (694, 28979621), (814, 24707441), (3817, 5269022), (4477, 4492262), (6473, 3107038), (7634, 2634511), (8954, 2246131), (12839, 1566466), (12946, 1553519), (25678, 783233), (41987, 479002), (71203, 282458), (83974, 239501), (141229, 142406)]