9909903190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2861}}^1\times {\mathrm{31489}}^1$

素因数の和:34368

約数の個数: 32

約数和(自身を含む): 19466866080

約数和(自身を除く): 9556962890

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2861, 5722, 14305, 28610, 31471, 31489, 62942, 62978, 157355, 157445, 314710, 314890, 346379, 692758, 1731895, 3463790, 90090029, 180180058, 450450145, 900900290, 990990319, 1981980638, 4954951595, 9909903190]

約数ペア:

[(1, 9909903190), (2, 4954951595), (5, 1981980638), (10, 990990319), (11, 900900290), (22, 450450145), (55, 180180058), (110, 90090029), (2861, 3463790), (5722, 1731895), (14305, 692758), (28610, 346379), (31471, 314890), (31489, 314710), (62942, 157445), (62978, 157355)]