20158096

素因数分解:

$2^4\times 7^1\times {\mathrm{211}}^1\times {\mathrm{853}}^1$

素因数の和:1079

約数の個数: 40

約数和(自身を含む): 44899904

約数和(自身を除く): 24741808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 211, 422, 844, 853, 1477, 1688, 1706, 2954, 3376, 3412, 5908, 5971, 6824, 11816, 11942, 13648, 23632, 23884, 47768, 95536, 179983, 359966, 719932, 1259881, 1439864, 2519762, 2879728, 5039524, 10079048, 20158096]

約数ペア:

[(1, 20158096), (2, 10079048), (4, 5039524), (7, 2879728), (8, 2519762), (14, 1439864), (16, 1259881), (28, 719932), (56, 359966), (112, 179983), (211, 95536), (422, 47768), (844, 23884), (853, 23632), (1477, 13648), (1688, 11942), (1706, 11816), (2954, 6824), (3376, 5971), (3412, 5908)]