20180638712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{4157}}^1\times {\mathrm{46679}}^1$

素因数の和:50855

約数の個数: 32

約数和(自身を含む): 40760042400

約数和(自身を除く): 20579403688

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 4157, 8314, 16628, 33256, 46679, 54041, 93358, 108082, 186716, 216164, 373432, 432328, 606827, 1213654, 2427308, 4854616, 194044603, 388089206, 776178412, 1552356824, 2522579839, 5045159678, 10090319356, 20180638712]

約数ペア:

[(1, 20180638712), (2, 10090319356), (4, 5045159678), (8, 2522579839), (13, 1552356824), (26, 776178412), (52, 388089206), (104, 194044603), (4157, 4854616), (8314, 2427308), (16628, 1213654), (33256, 606827), (46679, 432328), (54041, 373432), (93358, 216164), (108082, 186716)]