20843856

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13159}}^1$

素因数の和:13184

約数の個数: 60

約数和(自身を含む): 63641760

約数和(自身を除く): 42797904

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13159, 26318, 39477, 52636, 78954, 105272, 118431, 144749, 157908, 210544, 236862, 289498, 315816, 434247, 473724, 578996, 631632, 868494, 947448, 1157992, 1302741, 1736988, 1894896, 2315984, 2605482, 3473976, 5210964, 6947952, 10421928, 20843856]

約数ペア:

[(1, 20843856), (2, 10421928), (3, 6947952), (4, 5210964), (6, 3473976), (8, 2605482), (9, 2315984), (11, 1894896), (12, 1736988), (16, 1302741), (18, 1157992), (22, 947448), (24, 868494), (33, 631632), (36, 578996), (44, 473724), (48, 434247), (66, 315816), (72, 289498), (88, 236862), (99, 210544), (132, 157908), (144, 144749), (176, 118431), (198, 105272), (264, 78954), (396, 52636), (528, 39477), (792, 26318), (1584, 13159)]