18700161

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 27212544

約数和(自身を除く): 8512383

約数列:

[1, 3, 19, 31, 57, 93, 361, 557, 589, 1083, 1671, 1767, 10583, 11191, 17267, 31749, 33573, 51801, 201077, 328073, 603231, 984219, 6233387, 18700161]

約数ペア:

[(1, 18700161), (3, 6233387), (19, 984219), (31, 603231), (57, 328073), (93, 201077), (361, 51801), (557, 33573), (589, 31749), (1083, 17267), (1671, 11191), (1767, 10583)]