20739528056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2402633}}^1$

素因数の和:2402735

約数の個数: 32

約数和(自身を含む): 42382463760

約数和(自身を除く): 21642935704

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 104, 166, 332, 664, 1079, 2158, 4316, 8632, 2402633, 4805266, 9610532, 19221064, 31234229, 62468458, 124936916, 199418539, 249873832, 398837078, 797674156, 1595348312, 2592441007, 5184882014, 10369764028, 20739528056]

約数ペア:

[(1, 20739528056), (2, 10369764028), (4, 5184882014), (8, 2592441007), (13, 1595348312), (26, 797674156), (52, 398837078), (83, 249873832), (104, 199418539), (166, 124936916), (332, 62468458), (664, 31234229), (1079, 19221064), (2158, 9610532), (4316, 4805266), (8632, 2402633)]