20508256

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37699}}^1$

素因数の和:37726

約数の個数: 24

約数和(自身を含む): 42751800

約数和(自身を除く): 22243544

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 37699, 75398, 150796, 301592, 603184, 640883, 1206368, 1281766, 2563532, 5127064, 10254128, 20508256]

約数ペア:

[(1, 20508256), (2, 10254128), (4, 5127064), (8, 2563532), (16, 1281766), (17, 1206368), (32, 640883), (34, 603184), (68, 301592), (136, 150796), (272, 75398), (544, 37699)]