13920388

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1213}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 25833920

約数和(自身を除く): 11913532

約数列:

[1, 2, 4, 19, 38, 76, 151, 302, 604, 1213, 2426, 2869, 4852, 5738, 11476, 23047, 46094, 92188, 183163, 366326, 732652, 3480097, 6960194, 13920388]

約数ペア:

[(1, 13920388), (2, 6960194), (4, 3480097), (19, 732652), (38, 366326), (76, 183163), (151, 92188), (302, 46094), (604, 23047), (1213, 11476), (2426, 5738), (2869, 4852)]