18272397

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 28901376

約数和(自身を除く): 10628979

約数列:

[1, 3, 11, 13, 33, 39, 143, 191, 223, 429, 573, 669, 2101, 2453, 2483, 2899, 6303, 7359, 7449, 8697, 27313, 31889, 42593, 81939, 95667, 127779, 468523, 553709, 1405569, 1661127, 6090799, 18272397]

約数ペア:

[(1, 18272397), (3, 6090799), (11, 1661127), (13, 1405569), (33, 553709), (39, 468523), (143, 127779), (191, 95667), (223, 81939), (429, 42593), (573, 31889), (669, 27313), (2101, 8697), (2453, 7449), (2483, 7359), (2899, 6303)]