19284944

素因数分解:

$2^4\times 7^1\times {\mathrm{233}}^1\times {\mathrm{739}}^1$

素因数の和:987

約数の個数: 40

約数和(自身を含む): 42943680

約数和(自身を除く): 23658736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 233, 466, 739, 932, 1478, 1631, 1864, 2956, 3262, 3728, 5173, 5912, 6524, 10346, 11824, 13048, 20692, 26096, 41384, 82768, 172187, 344374, 688748, 1205309, 1377496, 2410618, 2754992, 4821236, 9642472, 19284944]

約数ペア:

[(1, 19284944), (2, 9642472), (4, 4821236), (7, 2754992), (8, 2410618), (14, 1377496), (16, 1205309), (28, 688748), (56, 344374), (112, 172187), (233, 82768), (466, 41384), (739, 26096), (932, 20692), (1478, 13048), (1631, 11824), (1864, 10346), (2956, 6524), (3262, 5912), (3728, 5173)]