18785714

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:302

約数の個数: 32

約数和(自身を含む): 31149360

約数和(自身を除く): 12363646

約数列:

[1, 2, 17, 34, 37, 74, 109, 137, 218, 274, 629, 1258, 1853, 2329, 3706, 4033, 4658, 5069, 8066, 10138, 14933, 29866, 68561, 86173, 137122, 172346, 253861, 507722, 552521, 1105042, 9392857, 18785714]

約数ペア:

[(1, 18785714), (2, 9392857), (17, 1105042), (34, 552521), (37, 507722), (74, 253861), (109, 172346), (137, 137122), (218, 86173), (274, 68561), (629, 29866), (1258, 14933), (1853, 10138), (2329, 8066), (3706, 5069), (4033, 4658)]