20046978

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 53913600

約数和(自身を除く): 33866622

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 49, 51, 63, 98, 102, 119, 126, 147, 153, 191, 238, 294, 306, 343, 357, 382, 441, 573, 686, 714, 833, 882, 1029, 1071, 1146, 1337, 1666, 1719, 2058, 2142, 2499, 2674, 3087, 3247, 3438, 4011, 4998, 5831, 6174, 6494, 7497, 8022, 9359, 9741, 11662, 12033, 14994, 17493, 18718, 19482, 22729, 24066, 28077, 29223, 34986, 45458, 52479, 56154, 58446, 65513, 68187, 84231, 104958, 131026, 136374, 159103, 168462, 196539, 204561, 318206, 393078, 409122, 477309, 589617, 954618, 1113721, 1179234, 1431927, 2227442, 2863854, 3341163, 6682326, 10023489, 20046978]

約数ペア:

[(1, 20046978), (2, 10023489), (3, 6682326), (6, 3341163), (7, 2863854), (9, 2227442), (14, 1431927), (17, 1179234), (18, 1113721), (21, 954618), (34, 589617), (42, 477309), (49, 409122), (51, 393078), (63, 318206), (98, 204561), (102, 196539), (119, 168462), (126, 159103), (147, 136374), (153, 131026), (191, 104958), (238, 84231), (294, 68187), (306, 65513), (343, 58446), (357, 56154), (382, 52479), (441, 45458), (573, 34986), (686, 29223), (714, 28077), (833, 24066), (882, 22729), (1029, 19482), (1071, 18718), (1146, 17493), (1337, 14994), (1666, 12033), (1719, 11662), (2058, 9741), (2142, 9359), (2499, 8022), (2674, 7497), (3087, 6494), (3247, 6174), (3438, 5831), (4011, 4998)]