20960344

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1889}}^1$

素因数の和:1987

約数の個数: 32

約数和(自身を含む): 41958000

約数和(自身を除く): 20997656

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 1889, 2774, 3778, 5548, 7556, 11096, 15112, 35891, 71782, 137897, 143564, 275794, 287128, 551588, 1103176, 2620043, 5240086, 10480172, 20960344]

約数ペア:

[(1, 20960344), (2, 10480172), (4, 5240086), (8, 2620043), (19, 1103176), (38, 551588), (73, 287128), (76, 275794), (146, 143564), (152, 137897), (292, 71782), (584, 35891), (1387, 15112), (1889, 11096), (2774, 7556), (3778, 5548)]