30781582

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{5309}}^1$

素因数の和:5547

約数の個数: 16

約数和(自身を含む): 49956480

約数和(自身を除く): 19174898

約数列:

[1, 2, 13, 26, 223, 446, 2899, 5309, 5798, 10618, 69017, 138034, 1183907, 2367814, 15390791, 30781582]

約数ペア:

[(1, 30781582), (2, 15390791), (13, 2367814), (26, 1183907), (223, 138034), (446, 69017), (2899, 10618), (5309, 5798)]