20147006972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2141}}^1\times {\mathrm{123817}}^1$

素因数の和:125981

約数の個数: 24

約数和(自身を含む): 37130541840

約数和(自身を除く): 16983534868

約数列:

[1, 2, 4, 19, 38, 76, 2141, 4282, 8564, 40679, 81358, 123817, 162716, 247634, 495268, 2352523, 4705046, 9410092, 265092197, 530184394, 1060368788, 5036751743, 10073503486, 20147006972]

約数ペア:

[(1, 20147006972), (2, 10073503486), (4, 5036751743), (19, 1060368788), (38, 530184394), (76, 265092197), (2141, 9410092), (4282, 4705046), (8564, 2352523), (40679, 495268), (81358, 247634), (123817, 162716)]