20197342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 35107200

約数和(自身を除く): 14909858

約数列:

[1, 2, 11, 19, 22, 38, 209, 211, 229, 418, 422, 458, 2321, 2519, 4009, 4351, 4642, 5038, 8018, 8702, 44099, 47861, 48319, 88198, 95722, 96638, 531509, 918061, 1063018, 1836122, 10098671, 20197342]

約数ペア:

[(1, 20197342), (2, 10098671), (11, 1836122), (19, 1063018), (22, 918061), (38, 531509), (209, 96638), (211, 95722), (229, 88198), (418, 48319), (422, 47861), (458, 44099), (2321, 8702), (2519, 8018), (4009, 5038), (4351, 4642)]