20736156948

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1219487}}^1$

素因数の和:1219616

約数の個数: 48

約数和(自身を含む): 52584322560

約数和(自身を除く): 31848165612

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 109, 156, 218, 327, 436, 654, 1308, 1417, 2834, 4251, 5668, 8502, 17004, 1219487, 2438974, 3658461, 4877948, 7316922, 14633844, 15853331, 31706662, 47559993, 63413324, 95119986, 132924083, 190239972, 265848166, 398772249, 531696332, 797544498, 1595088996, 1728013079, 3456026158, 5184039237, 6912052316, 10368078474, 20736156948]

約数ペア:

[(1, 20736156948), (2, 10368078474), (3, 6912052316), (4, 5184039237), (6, 3456026158), (12, 1728013079), (13, 1595088996), (26, 797544498), (39, 531696332), (52, 398772249), (78, 265848166), (109, 190239972), (156, 132924083), (218, 95119986), (327, 63413324), (436, 47559993), (654, 31706662), (1308, 15853331), (1417, 14633844), (2834, 7316922), (4251, 4877948), (5668, 3658461), (8502, 2438974), (17004, 1219487)]