13321958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1669}}^1$

素因数の和:1991

約数の個数: 16

約数和(自身を含む): 21603120

約数和(自身を除く): 8281162

約数列:

[1, 2, 13, 26, 307, 614, 1669, 3338, 3991, 7982, 21697, 43394, 512383, 1024766, 6660979, 13321958]

約数ペア:

[(1, 13321958), (2, 6660979), (13, 1024766), (26, 512383), (307, 43394), (614, 21697), (1669, 7982), (3338, 3991)]