20260448

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:567

約数の個数: 48

約数和(自身を含む): 43436736

約数和(自身を除く): 23176288

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 113, 208, 226, 416, 431, 452, 862, 904, 1469, 1724, 1808, 2938, 3448, 3616, 5603, 5876, 6896, 11206, 11752, 13792, 22412, 23504, 44824, 47008, 48703, 89648, 97406, 179296, 194812, 389624, 633139, 779248, 1266278, 1558496, 2532556, 5065112, 10130224, 20260448]

約数ペア:

[(1, 20260448), (2, 10130224), (4, 5065112), (8, 2532556), (13, 1558496), (16, 1266278), (26, 779248), (32, 633139), (52, 389624), (104, 194812), (113, 179296), (208, 97406), (226, 89648), (416, 48703), (431, 47008), (452, 44824), (862, 23504), (904, 22412), (1469, 13792), (1724, 11752), (1808, 11206), (2938, 6896), (3448, 5876), (3616, 5603)]