18702856

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1217}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 37490040

約数和(自身を除く): 18787184

約数列:

[1, 2, 4, 8, 17, 34, 68, 113, 136, 226, 452, 904, 1217, 1921, 2434, 3842, 4868, 7684, 9736, 15368, 20689, 41378, 82756, 137521, 165512, 275042, 550084, 1100168, 2337857, 4675714, 9351428, 18702856]

約数ペア:

[(1, 18702856), (2, 9351428), (4, 4675714), (8, 2337857), (17, 1100168), (34, 550084), (68, 275042), (113, 165512), (136, 137521), (226, 82756), (452, 41378), (904, 20689), (1217, 15368), (1921, 9736), (2434, 7684), (3842, 4868)]