19414648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5381}}^1$

素因数の和:5439

約数の個数: 32

約数和(自身を含む): 40687920

約数和(自身を除く): 21273272

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5381, 10762, 21524, 43048, 59191, 118382, 220621, 236764, 441242, 473528, 882484, 1764968, 2426831, 4853662, 9707324, 19414648]

約数ペア:

[(1, 19414648), (2, 9707324), (4, 4853662), (8, 2426831), (11, 1764968), (22, 882484), (41, 473528), (44, 441242), (82, 236764), (88, 220621), (164, 118382), (328, 59191), (451, 43048), (902, 21524), (1804, 10762), (3608, 5381)]