19389105

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 36771840

約数和(自身を除く): 17382735

約数列:

[1, 3, 5, 9, 15, 27, 31, 41, 45, 93, 113, 123, 135, 155, 205, 279, 339, 369, 465, 565, 615, 837, 1017, 1107, 1271, 1395, 1695, 1845, 3051, 3503, 3813, 4185, 4633, 5085, 5535, 6355, 10509, 11439, 13899, 15255, 17515, 19065, 23165, 31527, 34317, 41697, 52545, 57195, 69495, 94581, 125091, 143623, 157635, 171585, 208485, 430869, 472905, 625455, 718115, 1292607, 2154345, 3877821, 6463035, 19389105]

約数ペア:

[(1, 19389105), (3, 6463035), (5, 3877821), (9, 2154345), (15, 1292607), (27, 718115), (31, 625455), (41, 472905), (45, 430869), (93, 208485), (113, 171585), (123, 157635), (135, 143623), (155, 125091), (205, 94581), (279, 69495), (339, 57195), (369, 52545), (465, 41697), (565, 34317), (615, 31527), (837, 23165), (1017, 19065), (1107, 17515), (1271, 15255), (1395, 13899), (1695, 11439), (1845, 10509), (3051, 6355), (3503, 5535), (3813, 5085), (4185, 4633)]