18878942

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{467}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 31842720

約数和(自身を除く): 12963778

約数列:

[1, 2, 17, 29, 34, 41, 58, 82, 467, 493, 697, 934, 986, 1189, 1394, 2378, 7939, 13543, 15878, 19147, 20213, 27086, 38294, 40426, 230231, 325499, 460462, 555263, 650998, 1110526, 9439471, 18878942]

約数ペア:

[(1, 18878942), (2, 9439471), (17, 1110526), (29, 650998), (34, 555263), (41, 460462), (58, 325499), (82, 230231), (467, 40426), (493, 38294), (697, 27086), (934, 20213), (986, 19147), (1189, 15878), (1394, 13543), (2378, 7939)]