18979324

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2267}}^1$

素因数の和:2314

約数の個数: 48

約数和(自身を含む): 42674688

約数和(自身を除く): 23695364

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 299, 322, 364, 598, 644, 1196, 2093, 2267, 4186, 4534, 8372, 9068, 15869, 29471, 31738, 52141, 58942, 63476, 104282, 117884, 206297, 208564, 364987, 412594, 677833, 729974, 825188, 1355666, 1459948, 2711332, 4744831, 9489662, 18979324]

約数ペア:

[(1, 18979324), (2, 9489662), (4, 4744831), (7, 2711332), (13, 1459948), (14, 1355666), (23, 825188), (26, 729974), (28, 677833), (46, 412594), (52, 364987), (91, 208564), (92, 206297), (161, 117884), (182, 104282), (299, 63476), (322, 58942), (364, 52141), (598, 31738), (644, 29471), (1196, 15869), (2093, 9068), (2267, 8372), (4186, 4534)]