18692570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2713}}^1$

素因数の和:2786

約数の個数: 32

約数和(自身を含む): 36932112

約数和(自身を除く): 18239542

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 2713, 3445, 5426, 6890, 13565, 27130, 35269, 70538, 143789, 176345, 287578, 352690, 718945, 1437890, 1869257, 3738514, 9346285, 18692570]

約数ペア:

[(1, 18692570), (2, 9346285), (5, 3738514), (10, 1869257), (13, 1437890), (26, 718945), (53, 352690), (65, 287578), (106, 176345), (130, 143789), (265, 70538), (530, 35269), (689, 27130), (1378, 13565), (2713, 6890), (3445, 5426)]