20974896

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{2111}}^1$

素因数の和:2151

約数の個数: 80

約数和(自身を含む): 62853120

約数和(自身を除く): 41878224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 2111, 2484, 3312, 4222, 4968, 6333, 8444, 9936, 12666, 16888, 18999, 25332, 33776, 37998, 48553, 50664, 56997, 75996, 97106, 101328, 113994, 145659, 151992, 194212, 227988, 291318, 303984, 388424, 436977, 455976, 582636, 776848, 873954, 911952, 1165272, 1310931, 1747908, 2330544, 2621862, 3495816, 5243724, 6991632, 10487448, 20974896]

約数ペア:

[(1, 20974896), (2, 10487448), (3, 6991632), (4, 5243724), (6, 3495816), (8, 2621862), (9, 2330544), (12, 1747908), (16, 1310931), (18, 1165272), (23, 911952), (24, 873954), (27, 776848), (36, 582636), (46, 455976), (48, 436977), (54, 388424), (69, 303984), (72, 291318), (92, 227988), (108, 194212), (138, 151992), (144, 145659), (184, 113994), (207, 101328), (216, 97106), (276, 75996), (368, 56997), (414, 50664), (432, 48553), (552, 37998), (621, 33776), (828, 25332), (1104, 18999), (1242, 16888), (1656, 12666), (2111, 9936), (2484, 8444), (3312, 6333), (4222, 4968)]