20449902

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{809}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 44789760

約数和(自身を除く): 24339858

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 383, 766, 809, 1149, 1618, 2298, 2427, 4213, 4854, 8426, 8899, 12639, 17798, 25278, 26697, 53394, 309847, 619694, 929541, 1859082, 3408317, 6816634, 10224951, 20449902]

約数ペア:

[(1, 20449902), (2, 10224951), (3, 6816634), (6, 3408317), (11, 1859082), (22, 929541), (33, 619694), (66, 309847), (383, 53394), (766, 26697), (809, 25278), (1149, 17798), (1618, 12639), (2298, 8899), (2427, 8426), (4213, 4854)]