19509264

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{2221}}^1$

素因数の和:2296

約数の個数: 60

約数和(自身を含む): 55518892

約数和(自身を除く): 36009628

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2196, 2221, 2928, 4392, 4442, 6663, 8784, 8884, 13326, 17768, 19989, 26652, 35536, 39978, 53304, 79956, 106608, 135481, 159912, 270962, 319824, 406443, 541924, 812886, 1083848, 1219329, 1625772, 2167696, 2438658, 3251544, 4877316, 6503088, 9754632, 19509264]

約数ペア:

[(1, 19509264), (2, 9754632), (3, 6503088), (4, 4877316), (6, 3251544), (8, 2438658), (9, 2167696), (12, 1625772), (16, 1219329), (18, 1083848), (24, 812886), (36, 541924), (48, 406443), (61, 319824), (72, 270962), (122, 159912), (144, 135481), (183, 106608), (244, 79956), (366, 53304), (488, 39978), (549, 35536), (732, 26652), (976, 19989), (1098, 17768), (1464, 13326), (2196, 8884), (2221, 8784), (2928, 6663), (4392, 4442)]