20557344

素因数分解:

$2^5\times 3^1\times {\mathrm{197}}^1\times {\mathrm{1087}}^1$

素因数の和:1297

約数の個数: 48

約数和(自身を含む): 54286848

約数和(自身を除く): 33729504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 197, 394, 591, 788, 1087, 1182, 1576, 2174, 2364, 3152, 3261, 4348, 4728, 6304, 6522, 8696, 9456, 13044, 17392, 18912, 26088, 34784, 52176, 104352, 214139, 428278, 642417, 856556, 1284834, 1713112, 2569668, 3426224, 5139336, 6852448, 10278672, 20557344]

約数ペア:

[(1, 20557344), (2, 10278672), (3, 6852448), (4, 5139336), (6, 3426224), (8, 2569668), (12, 1713112), (16, 1284834), (24, 856556), (32, 642417), (48, 428278), (96, 214139), (197, 104352), (394, 52176), (591, 34784), (788, 26088), (1087, 18912), (1182, 17392), (1576, 13044), (2174, 9456), (2364, 8696), (3152, 6522), (3261, 6304), (4348, 4728)]