20462169

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4409}}^1$

素因数の和:4449

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 15100071

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4409, 4641, 13227, 30863, 57317, 74953, 92589, 171951, 224859, 401219, 524671, 974389, 1203657, 1574013, 2923167, 6820723, 20462169]

約数ペア:

[(1, 20462169), (3, 6820723), (7, 2923167), (13, 1574013), (17, 1203657), (21, 974389), (39, 524671), (51, 401219), (91, 224859), (119, 171951), (221, 92589), (273, 74953), (357, 57317), (663, 30863), (1547, 13227), (4409, 4641)]