19795798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 33488640

約数和(自身を除く): 13692842

約数列:

[1, 2, 11, 22, 59, 101, 118, 151, 202, 302, 649, 1111, 1298, 1661, 2222, 3322, 5959, 8909, 11918, 15251, 17818, 30502, 65549, 97999, 131098, 167761, 195998, 335522, 899809, 1799618, 9897899, 19795798]

約数ペア:

[(1, 19795798), (2, 9897899), (11, 1799618), (22, 899809), (59, 335522), (101, 195998), (118, 167761), (151, 131098), (202, 97999), (302, 65549), (649, 30502), (1111, 17818), (1298, 15251), (1661, 11918), (2222, 8909), (3322, 5959)]