18805430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1153}}^1$

素因数の和:1400

約数の個数: 32

約数和(自身を含む): 38885184

約数和(自身を除く): 20079754

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 233, 466, 1153, 1165, 1631, 2306, 2330, 3262, 5765, 8071, 8155, 11530, 16142, 16310, 40355, 80710, 268649, 537298, 1343245, 1880543, 2686490, 3761086, 9402715, 18805430]

約数ペア:

[(1, 18805430), (2, 9402715), (5, 3761086), (7, 2686490), (10, 1880543), (14, 1343245), (35, 537298), (70, 268649), (233, 80710), (466, 40355), (1153, 16310), (1165, 16142), (1631, 11530), (2306, 8155), (2330, 8071), (3262, 5765)]