19497430

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{31963}}^1$

素因数の和:32031

約数の個数: 16

約数和(自身を含む): 35671824

約数和(自身を除く): 16174394

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 31963, 63926, 159815, 319630, 1949743, 3899486, 9748715, 19497430]

約数ペア:

[(1, 19497430), (2, 9748715), (5, 3899486), (10, 1949743), (61, 319630), (122, 159815), (305, 63926), (610, 31963)]