20684730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3299}}^1$

素因数の和:3339

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 36339270

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 33, 38, 55, 57, 66, 95, 110, 114, 165, 190, 209, 285, 330, 418, 570, 627, 1045, 1254, 2090, 3135, 3299, 6270, 6598, 9897, 16495, 19794, 32990, 36289, 49485, 62681, 72578, 98970, 108867, 125362, 181445, 188043, 217734, 313405, 362890, 376086, 544335, 626810, 689491, 940215, 1088670, 1378982, 1880430, 2068473, 3447455, 4136946, 6894910, 10342365, 20684730]

約数ペア:

[(1, 20684730), (2, 10342365), (3, 6894910), (5, 4136946), (6, 3447455), (10, 2068473), (11, 1880430), (15, 1378982), (19, 1088670), (22, 940215), (30, 689491), (33, 626810), (38, 544335), (55, 376086), (57, 362890), (66, 313405), (95, 217734), (110, 188043), (114, 181445), (165, 125362), (190, 108867), (209, 98970), (285, 72578), (330, 62681), (418, 49485), (570, 36289), (627, 32990), (1045, 19794), (1254, 16495), (2090, 9897), (3135, 6598), (3299, 6270)]