19463727

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 28615680

約数和(自身を除く): 9151953

約数列:

[1, 3, 23, 29, 69, 71, 87, 137, 213, 411, 667, 1633, 2001, 2059, 3151, 3973, 4899, 6177, 9453, 9727, 11919, 29181, 47357, 91379, 142071, 223721, 274137, 282083, 671163, 846249, 6487909, 19463727]

約数ペア:

[(1, 19463727), (3, 6487909), (23, 846249), (29, 671163), (69, 282083), (71, 274137), (87, 223721), (137, 142071), (213, 91379), (411, 47357), (667, 29181), (1633, 11919), (2001, 9727), (2059, 9453), (3151, 6177), (3973, 4899)]