198519408

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{19417}}^1$

素因数の和:19502

約数の個数: 60

約数和(自身を含む): 563432688

約数和(自身を除く): 364913280

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 10224, 19417, 38834, 58251, 77668, 116502, 155336, 174753, 233004, 310672, 349506, 466008, 699012, 932016, 1378607, 1398024, 2757214, 2796048, 4135821, 5514428, 8271642, 11028856, 12407463, 16543284, 22057712, 24814926, 33086568, 49629852, 66173136, 99259704, 198519408]

約数ペア:

[(1, 198519408), (2, 99259704), (3, 66173136), (4, 49629852), (6, 33086568), (8, 24814926), (9, 22057712), (12, 16543284), (16, 12407463), (18, 11028856), (24, 8271642), (36, 5514428), (48, 4135821), (71, 2796048), (72, 2757214), (142, 1398024), (144, 1378607), (213, 932016), (284, 699012), (426, 466008), (568, 349506), (639, 310672), (852, 233004), (1136, 174753), (1278, 155336), (1704, 116502), (2556, 77668), (3408, 58251), (5112, 38834), (10224, 19417)]