18684822

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{569}}^1$

素因数の和:1008

約数の個数: 32

約数和(自身を含む): 40410720

約数和(自身を除く): 21725898

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 421, 569, 842, 1138, 1263, 1707, 2526, 3414, 5473, 7397, 10946, 14794, 16419, 22191, 32838, 44382, 239549, 479098, 718647, 1437294, 3114137, 6228274, 9342411, 18684822]

約数ペア:

[(1, 18684822), (2, 9342411), (3, 6228274), (6, 3114137), (13, 1437294), (26, 718647), (39, 479098), (78, 239549), (421, 44382), (569, 32838), (842, 22191), (1138, 16419), (1263, 14794), (1707, 10946), (2526, 7397), (3414, 5473)]