20216397828

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{296237}}^1$

素因数の和:296313

約数の個数: 72

約数和(自身を含む): 52953134976

約数和(自身を除く): 32736737148

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 47, 66, 94, 121, 132, 141, 188, 242, 282, 363, 484, 517, 564, 726, 1034, 1452, 1551, 2068, 3102, 5687, 6204, 11374, 17061, 22748, 34122, 68244, 296237, 592474, 888711, 1184948, 1777422, 3258607, 3554844, 6517214, 9775821, 13034428, 13923139, 19551642, 27846278, 35844677, 39103284, 41769417, 55692556, 71689354, 83538834, 107534031, 143378708, 153154529, 167077668, 215068062, 306309058, 430136124, 459463587, 612618116, 918927174, 1684699819, 1837854348, 3369399638, 5054099457, 6738799276, 10108198914, 20216397828]

約数ペア:

[(1, 20216397828), (2, 10108198914), (3, 6738799276), (4, 5054099457), (6, 3369399638), (11, 1837854348), (12, 1684699819), (22, 918927174), (33, 612618116), (44, 459463587), (47, 430136124), (66, 306309058), (94, 215068062), (121, 167077668), (132, 153154529), (141, 143378708), (188, 107534031), (242, 83538834), (282, 71689354), (363, 55692556), (484, 41769417), (517, 39103284), (564, 35844677), (726, 27846278), (1034, 19551642), (1452, 13923139), (1551, 13034428), (2068, 9775821), (3102, 6517214), (5687, 3554844), (6204, 3258607), (11374, 1777422), (17061, 1184948), (22748, 888711), (34122, 592474), (68244, 296237)]