15661804

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 30336768

約数和(自身を除く): 14674964

約数列:

[1, 2, 4, 23, 37, 43, 46, 74, 86, 92, 107, 148, 172, 214, 428, 851, 989, 1591, 1702, 1978, 2461, 3182, 3404, 3956, 3959, 4601, 4922, 6364, 7918, 9202, 9844, 15836, 18404, 36593, 73186, 91057, 105823, 146372, 170237, 182114, 211646, 340474, 364228, 423292, 680948, 3915451, 7830902, 15661804]

約数ペア:

[(1, 15661804), (2, 7830902), (4, 3915451), (23, 680948), (37, 423292), (43, 364228), (46, 340474), (74, 211646), (86, 182114), (92, 170237), (107, 146372), (148, 105823), (172, 91057), (214, 73186), (428, 36593), (851, 18404), (989, 15836), (1591, 9844), (1702, 9202), (1978, 7918), (2461, 6364), (3182, 4922), (3404, 4601), (3956, 3959)]