20874312

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15259}}^1$

素因数の和:15290

約数の個数: 48

約数和(自身を含む): 59514000

約数和(自身を除く): 38639688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15259, 30518, 45777, 61036, 91554, 122072, 137331, 183108, 274662, 289921, 366216, 549324, 579842, 869763, 1098648, 1159684, 1739526, 2319368, 2609289, 3479052, 5218578, 6958104, 10437156, 20874312]

約数ペア:

[(1, 20874312), (2, 10437156), (3, 6958104), (4, 5218578), (6, 3479052), (8, 2609289), (9, 2319368), (12, 1739526), (18, 1159684), (19, 1098648), (24, 869763), (36, 579842), (38, 549324), (57, 366216), (72, 289921), (76, 274662), (114, 183108), (152, 137331), (171, 122072), (228, 91554), (342, 61036), (456, 45777), (684, 30518), (1368, 15259)]