18378678

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 37601280

約数和(自身を除く): 19222602

約数列:

[1, 2, 3, 6, 89, 127, 178, 254, 267, 271, 381, 534, 542, 762, 813, 1626, 11303, 22606, 24119, 33909, 34417, 48238, 67818, 68834, 72357, 103251, 144714, 206502, 3063113, 6126226, 9189339, 18378678]

約数ペア:

[(1, 18378678), (2, 9189339), (3, 6126226), (6, 3063113), (89, 206502), (127, 144714), (178, 103251), (254, 72357), (267, 68834), (271, 67818), (381, 48238), (534, 34417), (542, 33909), (762, 24119), (813, 22606), (1626, 11303)]