12165890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5821}}^1$

素因数の和:5858

約数の個数: 32

約数和(自身を含む): 25151040

約数和(自身を除く): 12985150

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 5821, 11642, 29105, 58210, 64031, 110599, 128062, 221198, 320155, 552995, 640310, 1105990, 1216589, 2433178, 6082945, 12165890]

約数ペア:

[(1, 12165890), (2, 6082945), (5, 2433178), (10, 1216589), (11, 1105990), (19, 640310), (22, 552995), (38, 320155), (55, 221198), (95, 128062), (110, 110599), (190, 64031), (209, 58210), (418, 29105), (1045, 11642), (2090, 5821)]