19005862473

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{409177}}^1$

素因数の和:409593

約数の個数: 24

約数和(自身を含む): 29639217608

約数和(自身を除く): 10633355135

約数列:

[1, 3, 9, 13, 39, 117, 397, 1191, 3573, 5161, 15483, 46449, 409177, 1227531, 3682593, 5319301, 15957903, 47873709, 162443269, 487329807, 1461989421, 2111762497, 6335287491, 19005862473]

約数ペア:

[(1, 19005862473), (3, 6335287491), (9, 2111762497), (13, 1461989421), (39, 487329807), (117, 162443269), (397, 47873709), (1191, 15957903), (3573, 5319301), (5161, 3682593), (15483, 1227531), (46449, 409177)]