20805216364

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{797}}^1\times {\mathrm{73327}}^1$

素因数の和:74217

約数の個数: 24

約数和(自身を含む): 36864918720

約数和(自身を除く): 16059702356

約数列:

[1, 2, 4, 89, 178, 356, 797, 1594, 3188, 70933, 73327, 141866, 146654, 283732, 293308, 6526103, 13052206, 26104412, 58441619, 116883238, 233766476, 5201304091, 10402608182, 20805216364]

約数ペア:

[(1, 20805216364), (2, 10402608182), (4, 5201304091), (89, 233766476), (178, 116883238), (356, 58441619), (797, 26104412), (1594, 13052206), (3188, 6526103), (70933, 293308), (73327, 283732), (141866, 146654)]