20930301

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1582

約数の個数: 36

約数和(自身を含む): 36326784

約数和(自身を除く): 15396483

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 441, 651, 1519, 1531, 1953, 4557, 4593, 10717, 13671, 13779, 32151, 47461, 75019, 96453, 142383, 225057, 332227, 427149, 675171, 996681, 2325589, 2990043, 6976767, 20930301]

約数ペア:

[(1, 20930301), (3, 6976767), (7, 2990043), (9, 2325589), (21, 996681), (31, 675171), (49, 427149), (63, 332227), (93, 225057), (147, 142383), (217, 96453), (279, 75019), (441, 47461), (651, 32151), (1519, 13779), (1531, 13671), (1953, 10717), (4557, 4593)]