19596915

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 36996960

約数和(自身を除く): 17400045

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 139, 195, 241, 417, 585, 695, 723, 1205, 1251, 1807, 2085, 2169, 3133, 3615, 5421, 6255, 9035, 9399, 10845, 15665, 16263, 27105, 28197, 33499, 46995, 81315, 100497, 140985, 167495, 301491, 435487, 502485, 1306461, 1507455, 2177435, 3919383, 6532305, 19596915]

約数ペア:

[(1, 19596915), (3, 6532305), (5, 3919383), (9, 2177435), (13, 1507455), (15, 1306461), (39, 502485), (45, 435487), (65, 301491), (117, 167495), (139, 140985), (195, 100497), (241, 81315), (417, 46995), (585, 33499), (695, 28197), (723, 27105), (1205, 16263), (1251, 15665), (1807, 10845), (2085, 9399), (2169, 9035), (3133, 6255), (3615, 5421)]