16663972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4783}}^1$

素因数の和:4867

約数の個数: 24

約数和(自身を含む): 31880576

約数和(自身を除く): 15216604

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 4783, 9566, 19132, 62179, 124358, 248716, 320461, 640922, 1281844, 4165993, 8331986, 16663972]

約数ペア:

[(1, 16663972), (2, 8331986), (4, 4165993), (13, 1281844), (26, 640922), (52, 320461), (67, 248716), (134, 124358), (268, 62179), (871, 19132), (1742, 9566), (3484, 4783)]