20656475574

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{1481}}^1\times {\mathrm{47441}}^1$

素因数の和:48941

約数の個数: 48

約数和(自身を含む): 48091386096

約数和(自身を除く): 27434910522

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 1481, 2962, 4443, 8886, 10367, 20734, 31101, 47441, 62202, 72569, 94882, 142323, 145138, 217707, 284646, 332087, 435414, 664174, 996261, 1992522, 2324609, 4649218, 6973827, 13947654, 70260121, 140520242, 210780363, 421560726, 491820847, 983641694, 1475462541, 2950925082, 3442745929, 6885491858, 10328237787, 20656475574]

約数ペア:

[(1, 20656475574), (2, 10328237787), (3, 6885491858), (6, 3442745929), (7, 2950925082), (14, 1475462541), (21, 983641694), (42, 491820847), (49, 421560726), (98, 210780363), (147, 140520242), (294, 70260121), (1481, 13947654), (2962, 6973827), (4443, 4649218), (8886, 2324609), (10367, 1992522), (20734, 996261), (31101, 664174), (47441, 435414), (62202, 332087), (72569, 284646), (94882, 217707), (142323, 145138)]