20177659088

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{2917}}^1\times {\mathrm{4457}}^1$

素因数の和:7479

約数の個数: 40

約数和(自身を含む): 39519652872

約数和(自身を除く): 19341993784

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 2917, 4457, 5834, 8914, 11668, 17828, 23336, 35656, 46672, 71312, 282949, 432329, 565898, 864658, 1131796, 1729316, 2263592, 3458632, 4527184, 6917264, 13001069, 26002138, 52004276, 104008552, 208017104, 1261103693, 2522207386, 5044414772, 10088829544, 20177659088]

約数ペア:

[(1, 20177659088), (2, 10088829544), (4, 5044414772), (8, 2522207386), (16, 1261103693), (97, 208017104), (194, 104008552), (388, 52004276), (776, 26002138), (1552, 13001069), (2917, 6917264), (4457, 4527184), (5834, 3458632), (8914, 2263592), (11668, 1729316), (17828, 1131796), (23336, 864658), (35656, 565898), (46672, 432329), (71312, 282949)]