2011995635

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{16369}}^1$

素因数の和:16479

約数の個数: 32

約数和(自身を含む): 2728158720

約数和(自身を除く): 716163085

約数列:

[1, 5, 13, 31, 61, 65, 155, 305, 403, 793, 1891, 2015, 3965, 9455, 16369, 24583, 81845, 122915, 212797, 507439, 998509, 1063985, 2537195, 4992545, 6596707, 12980617, 30953779, 32983535, 64903085, 154768895, 402399127, 2011995635]

約数ペア:

[(1, 2011995635), (5, 402399127), (13, 154768895), (31, 64903085), (61, 32983535), (65, 30953779), (155, 12980617), (305, 6596707), (403, 4992545), (793, 2537195), (1891, 1063985), (2015, 998509), (3965, 507439), (9455, 212797), (16369, 122915), (24583, 81845)]