19564365

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1051}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 33630336

約数和(自身を除く): 14065971

約数列:

[1, 3, 5, 15, 17, 51, 73, 85, 219, 255, 365, 1051, 1095, 1241, 3153, 3723, 5255, 6205, 15765, 17867, 18615, 53601, 76723, 89335, 230169, 268005, 383615, 1150845, 1304291, 3912873, 6521455, 19564365]

約数ペア:

[(1, 19564365), (3, 6521455), (5, 3912873), (15, 1304291), (17, 1150845), (51, 383615), (73, 268005), (85, 230169), (219, 89335), (255, 76723), (365, 53601), (1051, 18615), (1095, 17867), (1241, 15765), (3153, 6205), (3723, 5255)]