19671786

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{6961}}^1$

素因数の和:7126

約数の個数: 24

約数和(自身を含む): 42899844

約数和(自身を除く): 23228058

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 6961, 13922, 20883, 41766, 62649, 125298, 1092877, 2185754, 3278631, 6557262, 9835893, 19671786]

約数ペア:

[(1, 19671786), (2, 9835893), (3, 6557262), (6, 3278631), (9, 2185754), (18, 1092877), (157, 125298), (314, 62649), (471, 41766), (942, 20883), (1413, 13922), (2826, 6961)]