18394820

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{6091}}^1$

素因数の和:6251

約数の個数: 24

約数和(自身を含む): 38891328

約数和(自身を除く): 20496508

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 6091, 12182, 24364, 30455, 60910, 121820, 919741, 1839482, 3678964, 4598705, 9197410, 18394820]

約数ペア:

[(1, 18394820), (2, 9197410), (4, 4598705), (5, 3678964), (10, 1839482), (20, 919741), (151, 121820), (302, 60910), (604, 30455), (755, 24364), (1510, 12182), (3020, 6091)]