20185848

素因数分解:

$2^3\times 3^4\times {\mathrm{31151}}^1$

素因数の和:31169

約数の個数: 40

約数和(自身を含む): 56540880

約数和(自身を除く): 36355032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 31151, 62302, 93453, 124604, 186906, 249208, 280359, 373812, 560718, 747624, 841077, 1121436, 1682154, 2242872, 2523231, 3364308, 5046462, 6728616, 10092924, 20185848]

約数ペア:

[(1, 20185848), (2, 10092924), (3, 6728616), (4, 5046462), (6, 3364308), (8, 2523231), (9, 2242872), (12, 1682154), (18, 1121436), (24, 841077), (27, 747624), (36, 560718), (54, 373812), (72, 280359), (81, 249208), (108, 186906), (162, 124604), (216, 93453), (324, 62302), (648, 31151)]