20854448706

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{779489}}^1$

素因数の和:779528

約数の個数: 64

約数和(自身を含む): 52381728000

約数和(自身を除く): 31527279294

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 343, 546, 637, 686, 1029, 1274, 1911, 2058, 3822, 4459, 8918, 13377, 26754, 779489, 1558978, 2338467, 4676934, 5456423, 10133357, 10912846, 16369269, 20266714, 30400071, 32738538, 38194961, 60800142, 70933499, 76389922, 114584883, 141866998, 212800497, 229169766, 267364727, 425600994, 496534493, 534729454, 802094181, 993068986, 1489603479, 1604188362, 2979206958, 3475741451, 6951482902, 10427224353, 20854448706]

約数ペア:

[(1, 20854448706), (2, 10427224353), (3, 6951482902), (6, 3475741451), (7, 2979206958), (13, 1604188362), (14, 1489603479), (21, 993068986), (26, 802094181), (39, 534729454), (42, 496534493), (49, 425600994), (78, 267364727), (91, 229169766), (98, 212800497), (147, 141866998), (182, 114584883), (273, 76389922), (294, 70933499), (343, 60800142), (546, 38194961), (637, 32738538), (686, 30400071), (1029, 20266714), (1274, 16369269), (1911, 10912846), (2058, 10133357), (3822, 5456423), (4459, 4676934), (8918, 2338467), (13377, 1558978), (26754, 779489)]