20163822965

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{111467}}^1$

素因数の和:111530

約数の個数: 48

約数和(自身を含む): 29887691904

約数和(自身を除く): 9723868939

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 121, 143, 253, 299, 605, 715, 1265, 1495, 1573, 2783, 3289, 7865, 13915, 16445, 36179, 111467, 180895, 557335, 1226137, 1449071, 2563741, 6130685, 7245355, 12818705, 13487507, 15939781, 28201151, 33328633, 67437535, 79698905, 141005755, 166643165, 175337591, 310212661, 366614963, 876687955, 1551063305, 1833074815, 4032764593, 20163822965]

約数ペア:

[(1, 20163822965), (5, 4032764593), (11, 1833074815), (13, 1551063305), (23, 876687955), (55, 366614963), (65, 310212661), (115, 175337591), (121, 166643165), (143, 141005755), (253, 79698905), (299, 67437535), (605, 33328633), (715, 28201151), (1265, 15939781), (1495, 13487507), (1573, 12818705), (2783, 7245355), (3289, 6130685), (7865, 2563741), (13915, 1449071), (16445, 1226137), (36179, 557335), (111467, 180895)]