16918018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1489}}^1$

素因数の和:1546

約数の個数: 32

約数和(自身を含む): 30038400

約数和(自身を除く): 13120382

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 247, 299, 437, 494, 598, 874, 1489, 2978, 5681, 11362, 19357, 28291, 34247, 38714, 56582, 68494, 367783, 445211, 650693, 735566, 890422, 1301386, 8459009, 16918018]

約数ペア:

[(1, 16918018), (2, 8459009), (13, 1301386), (19, 890422), (23, 735566), (26, 650693), (38, 445211), (46, 367783), (247, 68494), (299, 56582), (437, 38714), (494, 34247), (598, 28291), (874, 19357), (1489, 11362), (2978, 5681)]