20155905054

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{125803}}^1$

素因数の和:125883

約数の個数: 80

約数和(自身を含む): 48224195712

約数和(自身を除く): 28068290658

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 43, 46, 54, 69, 81, 86, 129, 138, 162, 207, 258, 387, 414, 621, 774, 989, 1161, 1242, 1863, 1978, 2322, 2967, 3483, 3726, 5934, 6966, 8901, 17802, 26703, 53406, 80109, 125803, 160218, 251606, 377409, 754818, 1132227, 2264454, 2893469, 3396681, 5409529, 5786938, 6793362, 8680407, 10190043, 10819058, 16228587, 17360814, 20380086, 26041221, 32457174, 48685761, 52082442, 78123663, 97371522, 124419167, 146057283, 156247326, 234370989, 248838334, 292114566, 373257501, 438171849, 468741978, 746515002, 876343698, 1119772503, 2239545006, 3359317509, 6718635018, 10077952527, 20155905054]

約数ペア:

[(1, 20155905054), (2, 10077952527), (3, 6718635018), (6, 3359317509), (9, 2239545006), (18, 1119772503), (23, 876343698), (27, 746515002), (43, 468741978), (46, 438171849), (54, 373257501), (69, 292114566), (81, 248838334), (86, 234370989), (129, 156247326), (138, 146057283), (162, 124419167), (207, 97371522), (258, 78123663), (387, 52082442), (414, 48685761), (621, 32457174), (774, 26041221), (989, 20380086), (1161, 17360814), (1242, 16228587), (1863, 10819058), (1978, 10190043), (2322, 8680407), (2967, 6793362), (3483, 5786938), (3726, 5409529), (5934, 3396681), (6966, 2893469), (8901, 2264454), (17802, 1132227), (26703, 754818), (53406, 377409), (80109, 251606), (125803, 160218)]