19884627

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13723}}^1$

素因数の和:13759

約数の個数: 24

約数和(自身を含む): 34255104

約数和(自身を除く): 14370477

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 13723, 41169, 96061, 123507, 288183, 315629, 864549, 946887, 2209403, 2840661, 6628209, 19884627]

約数ペア:

[(1, 19884627), (3, 6628209), (7, 2840661), (9, 2209403), (21, 946887), (23, 864549), (63, 315629), (69, 288183), (161, 123507), (207, 96061), (483, 41169), (1449, 13723)]