19799568

素因数分解:

$2^4\times 3^2\times {\mathrm{359}}^1\times {\mathrm{383}}^1$

素因数の和:756

約数の個数: 60

約数和(自身を含む): 55710720

約数和(自身を除く): 35911152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 359, 383, 718, 766, 1077, 1149, 1436, 1532, 2154, 2298, 2872, 3064, 3231, 3447, 4308, 4596, 5744, 6128, 6462, 6894, 8616, 9192, 12924, 13788, 17232, 18384, 25848, 27576, 51696, 55152, 137497, 274994, 412491, 549988, 824982, 1099976, 1237473, 1649964, 2199952, 2474946, 3299928, 4949892, 6599856, 9899784, 19799568]

約数ペア:

[(1, 19799568), (2, 9899784), (3, 6599856), (4, 4949892), (6, 3299928), (8, 2474946), (9, 2199952), (12, 1649964), (16, 1237473), (18, 1099976), (24, 824982), (36, 549988), (48, 412491), (72, 274994), (144, 137497), (359, 55152), (383, 51696), (718, 27576), (766, 25848), (1077, 18384), (1149, 17232), (1436, 13788), (1532, 12924), (2154, 9192), (2298, 8616), (2872, 6894), (3064, 6462), (3231, 6128), (3447, 5744), (4308, 4596)]