20996856177

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{3049}}^1$

素因数の和:3446

約数の個数: 48

約数和(自身を含む): 31387574400

約数和(自身を除く): 10390718223

約数列:

[1, 3, 11, 33, 61, 121, 183, 311, 363, 671, 933, 2013, 3049, 3421, 7381, 9147, 10263, 18971, 22143, 33539, 37631, 56913, 100617, 112893, 185989, 208681, 368929, 557967, 626043, 948239, 1106787, 2045879, 2295491, 2844717, 6137637, 6886473, 10430629, 22504669, 31291887, 57842579, 67514007, 114736919, 173527737, 344210757, 636268369, 1908805107, 6998952059, 20996856177]

約数ペア:

[(1, 20996856177), (3, 6998952059), (11, 1908805107), (33, 636268369), (61, 344210757), (121, 173527737), (183, 114736919), (311, 67514007), (363, 57842579), (671, 31291887), (933, 22504669), (2013, 10430629), (3049, 6886473), (3421, 6137637), (7381, 2844717), (9147, 2295491), (10263, 2045879), (18971, 1106787), (22143, 948239), (33539, 626043), (37631, 557967), (56913, 368929), (100617, 208681), (112893, 185989)]