2051922015

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18757}}^1$

素因数の和:18809

約数の個数: 96

約数和(自身を含む): 4424486976

約数和(自身を除く): 2372564961

約数列:

[1, 3, 5, 9, 11, 13, 15, 17, 33, 39, 45, 51, 55, 65, 85, 99, 117, 143, 153, 165, 187, 195, 221, 255, 429, 495, 561, 585, 663, 715, 765, 935, 1105, 1287, 1683, 1989, 2145, 2431, 2805, 3315, 6435, 7293, 8415, 9945, 12155, 18757, 21879, 36465, 56271, 93785, 109395, 168813, 206327, 243841, 281355, 318869, 618981, 731523, 844065, 956607, 1031635, 1219205, 1594345, 1856943, 2194569, 2682251, 2869821, 3094905, 3507559, 3657615, 4145297, 4783035, 8046753, 9284715, 10522677, 10972845, 12435891, 13411255, 14349105, 17537795, 20726485, 24140259, 31568031, 37307673, 40233765, 45598267, 52613385, 62179455, 120701295, 136794801, 157840155, 186538365, 227991335, 410384403, 683974005, 2051922015]

約数ペア:

[(1, 2051922015), (3, 683974005), (5, 410384403), (9, 227991335), (11, 186538365), (13, 157840155), (15, 136794801), (17, 120701295), (33, 62179455), (39, 52613385), (45, 45598267), (51, 40233765), (55, 37307673), (65, 31568031), (85, 24140259), (99, 20726485), (117, 17537795), (143, 14349105), (153, 13411255), (165, 12435891), (187, 10972845), (195, 10522677), (221, 9284715), (255, 8046753), (429, 4783035), (495, 4145297), (561, 3657615), (585, 3507559), (663, 3094905), (715, 2869821), (765, 2682251), (935, 2194569), (1105, 1856943), (1287, 1594345), (1683, 1219205), (1989, 1031635), (2145, 956607), (2431, 844065), (2805, 731523), (3315, 618981), (6435, 318869), (7293, 281355), (8415, 243841), (9945, 206327), (12155, 168813), (18757, 109395), (21879, 93785), (36465, 56271)]