18463870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{347}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 35404128

約数和(自身を除く): 16940258

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 313, 347, 626, 694, 1565, 1735, 3130, 3470, 5321, 5899, 10642, 11798, 26605, 29495, 53210, 58990, 108611, 217222, 543055, 1086110, 1846387, 3692774, 9231935, 18463870]

約数ペア:

[(1, 18463870), (2, 9231935), (5, 3692774), (10, 1846387), (17, 1086110), (34, 543055), (85, 217222), (170, 108611), (313, 58990), (347, 53210), (626, 29495), (694, 26605), (1565, 11798), (1735, 10642), (3130, 5899), (3470, 5321)]