19338265

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 26127360

約数和(自身を除く): 6789095

約数列:

[1, 5, 17, 31, 41, 85, 155, 179, 205, 527, 697, 895, 1271, 2635, 3043, 3485, 5549, 6355, 7339, 15215, 21607, 27745, 36695, 94333, 108035, 124763, 227509, 471665, 623815, 1137545, 3867653, 19338265]

約数ペア:

[(1, 19338265), (5, 3867653), (17, 1137545), (31, 623815), (41, 471665), (85, 227509), (155, 124763), (179, 108035), (205, 94333), (527, 36695), (697, 27745), (895, 21607), (1271, 15215), (2635, 7339), (3043, 6355), (3485, 5549)]