18409190

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 34122816

約数和(自身を除く): 15713626

約数列:

[1, 2, 5, 10, 61, 103, 122, 206, 293, 305, 515, 586, 610, 1030, 1465, 2930, 6283, 12566, 17873, 30179, 31415, 35746, 60358, 62830, 89365, 150895, 178730, 301790, 1840919, 3681838, 9204595, 18409190]

約数ペア:

[(1, 18409190), (2, 9204595), (5, 3681838), (10, 1840919), (61, 301790), (103, 178730), (122, 150895), (206, 89365), (293, 62830), (305, 60358), (515, 35746), (586, 31415), (610, 30179), (1030, 17873), (1465, 12566), (2930, 6283)]