18904136

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1433}}^1$

素因数の和:1553

約数の個数: 32

約数和(自身を含む): 37943640

約数和(自身を除く): 19039504

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 136, 194, 388, 776, 1433, 1649, 2866, 3298, 5732, 6596, 11464, 13192, 24361, 48722, 97444, 139001, 194888, 278002, 556004, 1112008, 2363017, 4726034, 9452068, 18904136]

約数ペア:

[(1, 18904136), (2, 9452068), (4, 4726034), (8, 2363017), (17, 1112008), (34, 556004), (68, 278002), (97, 194888), (136, 139001), (194, 97444), (388, 48722), (776, 24361), (1433, 13192), (1649, 11464), (2866, 6596), (3298, 5732)]