1819030090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{1907}}^1$

素因数の和:2143

約数の個数: 64

約数和(自身を含む): 3600350208

約数和(自身を除く): 1781320118

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 181, 310, 362, 527, 905, 1054, 1810, 1907, 2635, 3077, 3814, 5270, 5611, 6154, 9535, 11222, 15385, 19070, 28055, 30770, 32419, 56110, 59117, 64838, 95387, 118234, 162095, 190774, 295585, 324190, 345167, 476935, 591170, 690334, 953870, 1004989, 1725835, 2009978, 3451670, 5024945, 5867839, 10049890, 10700177, 11735678, 21400354, 29339195, 53500885, 58678390, 107001770, 181903009, 363806018, 909515045, 1819030090]

約数ペア:

[(1, 1819030090), (2, 909515045), (5, 363806018), (10, 181903009), (17, 107001770), (31, 58678390), (34, 53500885), (62, 29339195), (85, 21400354), (155, 11735678), (170, 10700177), (181, 10049890), (310, 5867839), (362, 5024945), (527, 3451670), (905, 2009978), (1054, 1725835), (1810, 1004989), (1907, 953870), (2635, 690334), (3077, 591170), (3814, 476935), (5270, 345167), (5611, 324190), (6154, 295585), (9535, 190774), (11222, 162095), (15385, 118234), (19070, 95387), (28055, 64838), (30770, 59117), (32419, 56110)]