19518870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2267}}^1$

素因数の和:2325

約数の個数: 64

約数和(自身を含む): 54867456

約数和(自身を除く): 35348586

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1722, 2267, 2870, 4305, 4534, 6801, 8610, 11335, 13602, 15869, 22670, 31738, 34005, 47607, 68010, 79345, 92947, 95214, 158690, 185894, 238035, 278841, 464735, 476070, 557682, 650629, 929470, 1301258, 1394205, 1951887, 2788410, 3253145, 3903774, 6506290, 9759435, 19518870]

約数ペア:

[(1, 19518870), (2, 9759435), (3, 6506290), (5, 3903774), (6, 3253145), (7, 2788410), (10, 1951887), (14, 1394205), (15, 1301258), (21, 929470), (30, 650629), (35, 557682), (41, 476070), (42, 464735), (70, 278841), (82, 238035), (105, 185894), (123, 158690), (205, 95214), (210, 92947), (246, 79345), (287, 68010), (410, 47607), (574, 34005), (615, 31738), (861, 22670), (1230, 15869), (1435, 13602), (1722, 11335), (2267, 8610), (2870, 6801), (4305, 4534)]