20813167464

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{877}}^1\times {\mathrm{12517}}^1$

素因数の和:13482

約数の個数: 64

約数和(自身を含む): 52755859200

約数和(自身を除く): 31942691736

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 237, 316, 474, 632, 877, 948, 1754, 1896, 2631, 3508, 5262, 7016, 10524, 12517, 21048, 25034, 37551, 50068, 69283, 75102, 100136, 138566, 150204, 207849, 277132, 300408, 415698, 554264, 831396, 988843, 1662792, 1977686, 2966529, 3955372, 5933058, 7910744, 10977409, 11866116, 21954818, 23732232, 32932227, 43909636, 65864454, 87819272, 131728908, 263457816, 867215311, 1734430622, 2601645933, 3468861244, 5203291866, 6937722488, 10406583732, 20813167464]

約数ペア:

[(1, 20813167464), (2, 10406583732), (3, 6937722488), (4, 5203291866), (6, 3468861244), (8, 2601645933), (12, 1734430622), (24, 867215311), (79, 263457816), (158, 131728908), (237, 87819272), (316, 65864454), (474, 43909636), (632, 32932227), (877, 23732232), (948, 21954818), (1754, 11866116), (1896, 10977409), (2631, 7910744), (3508, 5933058), (5262, 3955372), (7016, 2966529), (10524, 1977686), (12517, 1662792), (21048, 988843), (25034, 831396), (37551, 554264), (50068, 415698), (69283, 300408), (75102, 277132), (100136, 207849), (138566, 150204)]