19900482

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{719}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 25718718

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 659, 719, 1318, 1438, 1977, 2157, 3954, 4314, 4613, 5033, 9226, 10066, 13839, 15099, 27678, 30198, 473821, 947642, 1421463, 2842926, 3316747, 6633494, 9950241, 19900482]

約数ペア:

[(1, 19900482), (2, 9950241), (3, 6633494), (6, 3316747), (7, 2842926), (14, 1421463), (21, 947642), (42, 473821), (659, 30198), (719, 27678), (1318, 15099), (1438, 13839), (1977, 10066), (2157, 9226), (3954, 5033), (4314, 4613)]