19761264

素因数分解:

$2^4\times 3^2\times {\mathrm{109}}^1\times {\mathrm{1259}}^1$

素因数の和:1382

約数の個数: 60

約数和(自身を含む): 55855800

約数和(自身を除く): 36094536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 109, 144, 218, 327, 436, 654, 872, 981, 1259, 1308, 1744, 1962, 2518, 2616, 3777, 3924, 5036, 5232, 7554, 7848, 10072, 11331, 15108, 15696, 20144, 22662, 30216, 45324, 60432, 90648, 137231, 181296, 274462, 411693, 548924, 823386, 1097848, 1235079, 1646772, 2195696, 2470158, 3293544, 4940316, 6587088, 9880632, 19761264]

約数ペア:

[(1, 19761264), (2, 9880632), (3, 6587088), (4, 4940316), (6, 3293544), (8, 2470158), (9, 2195696), (12, 1646772), (16, 1235079), (18, 1097848), (24, 823386), (36, 548924), (48, 411693), (72, 274462), (109, 181296), (144, 137231), (218, 90648), (327, 60432), (436, 45324), (654, 30216), (872, 22662), (981, 20144), (1259, 15696), (1308, 15108), (1744, 11331), (1962, 10072), (2518, 7848), (2616, 7554), (3777, 5232), (3924, 5036)]