18442985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 25850880

約数和(自身を除く): 7407895

約数列:

[1, 5, 11, 29, 31, 55, 145, 155, 319, 341, 373, 899, 1595, 1705, 1865, 4103, 4495, 9889, 10817, 11563, 20515, 49445, 54085, 57815, 118987, 127193, 335327, 594935, 635965, 1676635, 3688597, 18442985]

約数ペア:

[(1, 18442985), (5, 3688597), (11, 1676635), (29, 635965), (31, 594935), (55, 335327), (145, 127193), (155, 118987), (319, 57815), (341, 54085), (373, 49445), (899, 20515), (1595, 11563), (1705, 10817), (1865, 9889), (4103, 4495)]