18112804

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{79}}^1$

素因数の和:200

約数の個数: 36

約数和(自身を含む): 33922560

約数和(自身を除く): 15809756

約数列:

[1, 2, 4, 31, 43, 62, 79, 86, 124, 158, 172, 316, 1333, 1849, 2449, 2666, 3397, 3698, 4898, 5332, 6794, 7396, 9796, 13588, 57319, 105307, 114638, 146071, 210614, 229276, 292142, 421228, 584284, 4528201, 9056402, 18112804]

約数ペア:

[(1, 18112804), (2, 9056402), (4, 4528201), (31, 584284), (43, 421228), (62, 292142), (79, 229276), (86, 210614), (124, 146071), (158, 114638), (172, 105307), (316, 57319), (1333, 13588), (1849, 9796), (2449, 7396), (2666, 6794), (3397, 5332), (3698, 4898)]