20217094788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{449149}}^1$

素因数の和:449209

約数の個数: 72

約数和(自身を含む): 53524307200

約数和(自身を除く): 33307212412

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 93, 121, 124, 132, 186, 242, 341, 363, 372, 484, 682, 726, 1023, 1364, 1452, 2046, 3751, 4092, 7502, 11253, 15004, 22506, 45012, 449149, 898298, 1347447, 1796596, 2694894, 4940639, 5389788, 9881278, 13923619, 14821917, 19762556, 27847238, 29643834, 41770857, 54347029, 55694476, 59287668, 83541714, 108694058, 153159809, 163041087, 167083428, 217388116, 306319618, 326082174, 459479427, 612639236, 652164348, 918958854, 1684757899, 1837917708, 3369515798, 5054273697, 6739031596, 10108547394, 20217094788]

約数ペア:

[(1, 20217094788), (2, 10108547394), (3, 6739031596), (4, 5054273697), (6, 3369515798), (11, 1837917708), (12, 1684757899), (22, 918958854), (31, 652164348), (33, 612639236), (44, 459479427), (62, 326082174), (66, 306319618), (93, 217388116), (121, 167083428), (124, 163041087), (132, 153159809), (186, 108694058), (242, 83541714), (341, 59287668), (363, 55694476), (372, 54347029), (484, 41770857), (682, 29643834), (726, 27847238), (1023, 19762556), (1364, 14821917), (1452, 13923619), (2046, 9881278), (3751, 5389788), (4092, 4940639), (7502, 2694894), (11253, 1796596), (15004, 1347447), (22506, 898298), (45012, 449149)]