20183488

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1427}}^1$

素因数の和:1469

約数の個数: 56

約数和(自身を含む): 45701712

約数和(自身を除く): 25518224

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1427, 1768, 2854, 3536, 5708, 7072, 11416, 14144, 18551, 22832, 24259, 37102, 45664, 48518, 74204, 91328, 97036, 148408, 194072, 296816, 315367, 388144, 593632, 630734, 776288, 1187264, 1261468, 1552576, 2522936, 5045872, 10091744, 20183488]

約数ペア:

[(1, 20183488), (2, 10091744), (4, 5045872), (8, 2522936), (13, 1552576), (16, 1261468), (17, 1187264), (26, 776288), (32, 630734), (34, 593632), (52, 388144), (64, 315367), (68, 296816), (104, 194072), (136, 148408), (208, 97036), (221, 91328), (272, 74204), (416, 48518), (442, 45664), (544, 37102), (832, 24259), (884, 22832), (1088, 18551), (1427, 14144), (1768, 11416), (2854, 7072), (3536, 5708)]