18473015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 25318656

約数和(自身を除く): 6845641

約数列:

[1, 5, 11, 43, 55, 73, 107, 215, 365, 473, 535, 803, 1177, 2365, 3139, 4015, 4601, 5885, 7811, 15695, 23005, 34529, 39055, 50611, 85921, 172645, 253055, 335873, 429605, 1679365, 3694603, 18473015]

約数ペア:

[(1, 18473015), (5, 3694603), (11, 1679365), (43, 429605), (55, 335873), (73, 253055), (107, 172645), (215, 85921), (365, 50611), (473, 39055), (535, 34529), (803, 23005), (1177, 15695), (2365, 7811), (3139, 5885), (4015, 4601)]