19533340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{787}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 44083872

約数和(自身を除く): 24550532

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 292, 340, 365, 730, 787, 1241, 1460, 1574, 2482, 3148, 3935, 4964, 6205, 7870, 12410, 13379, 15740, 24820, 26758, 53516, 57451, 66895, 114902, 133790, 229804, 267580, 287255, 574510, 976667, 1149020, 1953334, 3906668, 4883335, 9766670, 19533340]

約数ペア:

[(1, 19533340), (2, 9766670), (4, 4883335), (5, 3906668), (10, 1953334), (17, 1149020), (20, 976667), (34, 574510), (68, 287255), (73, 267580), (85, 229804), (146, 133790), (170, 114902), (292, 66895), (340, 57451), (365, 53516), (730, 26758), (787, 24820), (1241, 15740), (1460, 13379), (1574, 12410), (2482, 7870), (3148, 6205), (3935, 4964)]