20589416

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{751}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 40608000

約数和(自身を除く): 20018584

約数列:

[1, 2, 4, 8, 23, 46, 92, 149, 184, 298, 596, 751, 1192, 1502, 3004, 3427, 6008, 6854, 13708, 17273, 27416, 34546, 69092, 111899, 138184, 223798, 447596, 895192, 2573677, 5147354, 10294708, 20589416]

約数ペア:

[(1, 20589416), (2, 10294708), (4, 5147354), (8, 2573677), (23, 895192), (46, 447596), (92, 223798), (149, 138184), (184, 111899), (298, 69092), (596, 34546), (751, 27416), (1192, 17273), (1502, 13708), (3004, 6854), (3427, 6008)]