1999161216

素因数分解:

$2^7\times 3^3\times {\mathrm{13}}^1\times {\mathrm{44497}}^1$

素因数の和:44533

約数の個数: 128

約数和(自身を含む): 6354314400

約数和(自身を除く): 4355153184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 144, 156, 192, 208, 216, 234, 288, 312, 351, 384, 416, 432, 468, 576, 624, 702, 832, 864, 936, 1152, 1248, 1404, 1664, 1728, 1872, 2496, 2808, 3456, 3744, 4992, 5616, 7488, 11232, 14976, 22464, 44497, 44928, 88994, 133491, 177988, 266982, 355976, 400473, 533964, 578461, 711952, 800946, 1067928, 1156922, 1201419, 1423904, 1601892, 1735383, 2135856, 2313844, 2402838, 2847808, 3203784, 3470766, 4271712, 4627688, 4805676, 5206149, 5695616, 6407568, 6941532, 8543424, 9255376, 9611352, 10412298, 12815136, 13883064, 15618447, 17086848, 18510752, 19222704, 20824596, 25630272, 27766128, 31236894, 37021504, 38445408, 41649192, 51260544, 55532256, 62473788, 74043008, 76890816, 83298384, 111064512, 124947576, 153781632, 166596768, 222129024, 249895152, 333193536, 499790304, 666387072, 999580608, 1999161216]

約数ペア:

[(1, 1999161216), (2, 999580608), (3, 666387072), (4, 499790304), (6, 333193536), (8, 249895152), (9, 222129024), (12, 166596768), (13, 153781632), (16, 124947576), (18, 111064512), (24, 83298384), (26, 76890816), (27, 74043008), (32, 62473788), (36, 55532256), (39, 51260544), (48, 41649192), (52, 38445408), (54, 37021504), (64, 31236894), (72, 27766128), (78, 25630272), (96, 20824596), (104, 19222704), (108, 18510752), (117, 17086848), (128, 15618447), (144, 13883064), (156, 12815136), (192, 10412298), (208, 9611352), (216, 9255376), (234, 8543424), (288, 6941532), (312, 6407568), (351, 5695616), (384, 5206149), (416, 4805676), (432, 4627688), (468, 4271712), (576, 3470766), (624, 3203784), (702, 2847808), (832, 2402838), (864, 2313844), (936, 2135856), (1152, 1735383), (1248, 1601892), (1404, 1423904), (1664, 1201419), (1728, 1156922), (1872, 1067928), (2496, 800946), (2808, 711952), (3456, 578461), (3744, 533964), (4992, 400473), (5616, 355976), (7488, 266982), (11232, 177988), (14976, 133491), (22464, 88994), (44497, 44928)]