18385696

素因数分解:

$2^5\times 7^1\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 41670720

約数和(自身を除く): 23285024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 211, 224, 389, 422, 778, 844, 1477, 1556, 1688, 2723, 2954, 3112, 3376, 5446, 5908, 6224, 6752, 10892, 11816, 12448, 21784, 23632, 43568, 47264, 82079, 87136, 164158, 328316, 574553, 656632, 1149106, 1313264, 2298212, 2626528, 4596424, 9192848, 18385696]

約数ペア:

[(1, 18385696), (2, 9192848), (4, 4596424), (7, 2626528), (8, 2298212), (14, 1313264), (16, 1149106), (28, 656632), (32, 574553), (56, 328316), (112, 164158), (211, 87136), (224, 82079), (389, 47264), (422, 43568), (778, 23632), (844, 21784), (1477, 12448), (1556, 11816), (1688, 10892), (2723, 6752), (2954, 6224), (3112, 5908), (3376, 5446)]