18805934

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{61}}^2$

素因数の和:169

約数の個数: 36

約数和(自身を含む): 34591752

約数和(自身を除く): 15785818

約数列:

[1, 2, 7, 14, 19, 38, 61, 122, 133, 266, 361, 427, 722, 854, 1159, 2318, 2527, 3721, 5054, 7442, 8113, 16226, 22021, 26047, 44042, 52094, 70699, 141398, 154147, 308294, 494893, 989786, 1343281, 2686562, 9402967, 18805934]

約数ペア:

[(1, 18805934), (2, 9402967), (7, 2686562), (14, 1343281), (19, 989786), (38, 494893), (61, 308294), (122, 154147), (133, 141398), (266, 70699), (361, 52094), (427, 44042), (722, 26047), (854, 22021), (1159, 16226), (2318, 8113), (2527, 7442), (3721, 5054)]