19920970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{941}}^1$

素因数の和:1050

約数の個数: 32

約数和(自身を含む): 37642320

約数和(自身を除く): 17721350

約数列:

[1, 2, 5, 10, 29, 58, 73, 145, 146, 290, 365, 730, 941, 1882, 2117, 4234, 4705, 9410, 10585, 21170, 27289, 54578, 68693, 136445, 137386, 272890, 343465, 686930, 1992097, 3984194, 9960485, 19920970]

約数ペア:

[(1, 19920970), (2, 9960485), (5, 3984194), (10, 1992097), (29, 686930), (58, 343465), (73, 272890), (145, 137386), (146, 136445), (290, 68693), (365, 54578), (730, 27289), (941, 21170), (1882, 10585), (2117, 9410), (4234, 4705)]