19058380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{86629}}^1$

素因数の和:86649

約数の個数: 24

約数和(自身を含む): 43661520

約数和(自身を除く): 24603140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 86629, 173258, 346516, 433145, 866290, 952919, 1732580, 1905838, 3811676, 4764595, 9529190, 19058380]

約数ペア:

[(1, 19058380), (2, 9529190), (4, 4764595), (5, 3811676), (10, 1905838), (11, 1732580), (20, 952919), (22, 866290), (44, 433145), (55, 346516), (110, 173258), (220, 86629)]