20158112

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1031}}^1$

素因数の和:1101

約数の個数: 48

約数和(自身を含む): 43690752

約数和(自身を除く): 23532640

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 188, 208, 376, 416, 611, 752, 1031, 1222, 1504, 2062, 2444, 4124, 4888, 8248, 9776, 13403, 16496, 19552, 26806, 32992, 48457, 53612, 96914, 107224, 193828, 214448, 387656, 428896, 629941, 775312, 1259882, 1550624, 2519764, 5039528, 10079056, 20158112]

約数ペア:

[(1, 20158112), (2, 10079056), (4, 5039528), (8, 2519764), (13, 1550624), (16, 1259882), (26, 775312), (32, 629941), (47, 428896), (52, 387656), (94, 214448), (104, 193828), (188, 107224), (208, 96914), (376, 53612), (416, 48457), (611, 32992), (752, 26806), (1031, 19552), (1222, 16496), (1504, 13403), (2062, 9776), (2444, 8248), (4124, 4888)]