20855023618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3837877}}^1$

素因数の和:3837922

約数の個数: 32

約数和(自身を含む): 38685810240

約数和(自身を除く): 17830786622

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 5434, 3837877, 7675754, 42216647, 49892401, 72919663, 84433294, 99784802, 145839326, 548816411, 802116293, 947955619, 1097632822, 1604232586, 1895911238, 10427511809, 20855023618]

約数ペア:

[(1, 20855023618), (2, 10427511809), (11, 1895911238), (13, 1604232586), (19, 1097632822), (22, 947955619), (26, 802116293), (38, 548816411), (143, 145839326), (209, 99784802), (247, 84433294), (286, 72919663), (418, 49892401), (494, 42216647), (2717, 7675754), (5434, 3837877)]