19851363

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4703}}^1$

素因数の和:4783

約数の個数: 24

約数和(自身を含む): 33266688

約数和(自身を除く): 13415325

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 4703, 14109, 32921, 42327, 98763, 296289, 315101, 945303, 2205707, 2835909, 6617121, 19851363]

約数ペア:

[(1, 19851363), (3, 6617121), (7, 2835909), (9, 2205707), (21, 945303), (63, 315101), (67, 296289), (201, 98763), (469, 42327), (603, 32921), (1407, 14109), (4221, 4703)]