217873342

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2287}}^1$

素因数の和:2440

約数の個数: 32

約数和(自身を含む): 362419200

約数和(自身を除く): 144545858

約数列:

[1, 2, 19, 23, 38, 46, 109, 218, 437, 874, 2071, 2287, 2507, 4142, 4574, 5014, 43453, 47633, 52601, 86906, 95266, 105202, 249283, 498566, 999419, 1998838, 4736377, 5733509, 9472754, 11467018, 108936671, 217873342]

約数ペア:

[(1, 217873342), (2, 108936671), (19, 11467018), (23, 9472754), (38, 5733509), (46, 4736377), (109, 1998838), (218, 999419), (437, 498566), (874, 249283), (2071, 105202), (2287, 95266), (2507, 86906), (4142, 52601), (4574, 47633), (5014, 43453)]