20397382

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 33981120

約数和(自身を除く): 13583738

約数列:

[1, 2, 17, 29, 34, 58, 137, 151, 274, 302, 493, 986, 2329, 2567, 3973, 4379, 4658, 5134, 7946, 8758, 20687, 41374, 67541, 74443, 135082, 148886, 351679, 599923, 703358, 1199846, 10198691, 20397382]

約数ペア:

[(1, 20397382), (2, 10198691), (17, 1199846), (29, 703358), (34, 599923), (58, 351679), (137, 148886), (151, 135082), (274, 74443), (302, 67541), (493, 41374), (986, 20687), (2329, 8758), (2567, 7946), (3973, 5134), (4379, 4658)]