20277792

素因数分解:

$2^5\times 3^2\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:586

約数の個数: 72

約数和(自身を含む): 58132620

約数和(自身を除く): 37854828

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 181, 288, 362, 389, 543, 724, 778, 1086, 1167, 1448, 1556, 1629, 2172, 2334, 2896, 3112, 3258, 3501, 4344, 4668, 5792, 6224, 6516, 7002, 8688, 9336, 12448, 13032, 14004, 17376, 18672, 26064, 28008, 37344, 52128, 56016, 70409, 112032, 140818, 211227, 281636, 422454, 563272, 633681, 844908, 1126544, 1267362, 1689816, 2253088, 2534724, 3379632, 5069448, 6759264, 10138896, 20277792]

約数ペア:

[(1, 20277792), (2, 10138896), (3, 6759264), (4, 5069448), (6, 3379632), (8, 2534724), (9, 2253088), (12, 1689816), (16, 1267362), (18, 1126544), (24, 844908), (32, 633681), (36, 563272), (48, 422454), (72, 281636), (96, 211227), (144, 140818), (181, 112032), (288, 70409), (362, 56016), (389, 52128), (543, 37344), (724, 28008), (778, 26064), (1086, 18672), (1167, 17376), (1448, 14004), (1556, 13032), (1629, 12448), (2172, 9336), (2334, 8688), (2896, 7002), (3112, 6516), (3258, 6224), (3501, 5792), (4344, 4668)]