20178240118

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{1531}}^1\times {\mathrm{1657}}^1$

素因数の和:3328

約数の個数: 32

約数和(自身を含む): 31364611488

約数和(自身を除く): 11186371370

約数列:

[1, 2, 41, 82, 97, 194, 1531, 1657, 3062, 3314, 3977, 7954, 62771, 67937, 125542, 135874, 148507, 160729, 297014, 321458, 2536867, 5073734, 6088787, 6589889, 12177574, 13179778, 104011547, 208023094, 246076099, 492152198, 10089120059, 20178240118]

約数ペア:

[(1, 20178240118), (2, 10089120059), (41, 492152198), (82, 246076099), (97, 208023094), (194, 104011547), (1531, 13179778), (1657, 12177574), (3062, 6589889), (3314, 6088787), (3977, 5073734), (7954, 2536867), (62771, 321458), (67937, 297014), (125542, 160729), (135874, 148507)]