20120161470549

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{13921}}^1\times {\mathrm{190649}}^1$

素因数の和:204618

約数の個数: 48

約数和(自身を含む): 32360363625600

約数和(自身を除く): 12240202155051

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7581, 13921, 41763, 97447, 190649, 264499, 292341, 571947, 793497, 1334543, 1851493, 3622331, 4003629, 5025481, 5554479, 10866993, 15076443, 25356317, 35178367, 68824289, 76068951, 105535101, 206472867, 481770023, 1445310069, 2654024729, 7962074187, 18578173103, 50426469851, 55734519309, 151279409553, 352985288957, 958102927169, 1058955866871, 2874308781507, 6706720490183, 20120161470549]

約数ペア:

[(1, 20120161470549), (3, 6706720490183), (7, 2874308781507), (19, 1058955866871), (21, 958102927169), (57, 352985288957), (133, 151279409553), (361, 55734519309), (399, 50426469851), (1083, 18578173103), (2527, 7962074187), (7581, 2654024729), (13921, 1445310069), (41763, 481770023), (97447, 206472867), (190649, 105535101), (264499, 76068951), (292341, 68824289), (571947, 35178367), (793497, 25356317), (1334543, 15076443), (1851493, 10866993), (3622331, 5554479), (4003629, 5025481)]