20157552

素因数分解:

$2^4\times 3^3\times {\mathrm{29}}^1\times {\mathrm{1609}}^1$

素因数の和:1655

約数の個数: 80

約数和(自身を含む): 59892000

約数和(自身を除く): 39734448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 36, 48, 54, 58, 72, 87, 108, 116, 144, 174, 216, 232, 261, 348, 432, 464, 522, 696, 783, 1044, 1392, 1566, 1609, 2088, 3132, 3218, 4176, 4827, 6264, 6436, 9654, 12528, 12872, 14481, 19308, 25744, 28962, 38616, 43443, 46661, 57924, 77232, 86886, 93322, 115848, 139983, 173772, 186644, 231696, 279966, 347544, 373288, 419949, 559932, 695088, 746576, 839898, 1119864, 1259847, 1679796, 2239728, 2519694, 3359592, 5039388, 6719184, 10078776, 20157552]

約数ペア:

[(1, 20157552), (2, 10078776), (3, 6719184), (4, 5039388), (6, 3359592), (8, 2519694), (9, 2239728), (12, 1679796), (16, 1259847), (18, 1119864), (24, 839898), (27, 746576), (29, 695088), (36, 559932), (48, 419949), (54, 373288), (58, 347544), (72, 279966), (87, 231696), (108, 186644), (116, 173772), (144, 139983), (174, 115848), (216, 93322), (232, 86886), (261, 77232), (348, 57924), (432, 46661), (464, 43443), (522, 38616), (696, 28962), (783, 25744), (1044, 19308), (1392, 14481), (1566, 12872), (1609, 12528), (2088, 9654), (3132, 6436), (3218, 6264), (4176, 4827)]