19719472

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{479}}^1$

素因数の和:601

約数の個数: 40

約数和(自身を含む): 39997440

約数和(自身を除く): 20277968

約数列:

[1, 2, 4, 8, 16, 31, 62, 83, 124, 166, 248, 332, 479, 496, 664, 958, 1328, 1916, 2573, 3832, 5146, 7664, 10292, 14849, 20584, 29698, 39757, 41168, 59396, 79514, 118792, 159028, 237584, 318056, 636112, 1232467, 2464934, 4929868, 9859736, 19719472]

約数ペア:

[(1, 19719472), (2, 9859736), (4, 4929868), (8, 2464934), (16, 1232467), (31, 636112), (62, 318056), (83, 237584), (124, 159028), (166, 118792), (248, 79514), (332, 59396), (479, 41168), (496, 39757), (664, 29698), (958, 20584), (1328, 14849), (1916, 10292), (2573, 7664), (3832, 5146)]