18523993

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^2\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 18

約数和(自身を含む): 20647914

約数和(自身を除く): 2123921

約数列:

[1, 19, 23, 97, 361, 437, 529, 1843, 2231, 8303, 10051, 35017, 42389, 51313, 190969, 805391, 974947, 18523993]

約数ペア:

[(1, 18523993), (19, 974947), (23, 805391), (97, 190969), (361, 51313), (437, 42389), (529, 35017), (1843, 10051), (2231, 8303)]