19399642

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{659}}^1$

素因数の和:1061

約数の個数: 16

約数和(自身を含む): 29937600

約数和(自身を除く): 10537958

約数列:

[1, 2, 41, 82, 359, 659, 718, 1318, 14719, 27019, 29438, 54038, 236581, 473162, 9699821, 19399642]

約数ペア:

[(1, 19399642), (2, 9699821), (41, 473162), (82, 236581), (359, 54038), (659, 29438), (718, 27019), (1318, 14719)]