20660224

素因数分解:

$2^{14}\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:138

約数の個数: 60

約数和(自身を含む): 44956324

約数和(自身を除く): 24296100

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 97, 104, 128, 194, 208, 256, 388, 416, 512, 776, 832, 1024, 1261, 1552, 1664, 2048, 2522, 3104, 3328, 4096, 5044, 6208, 6656, 8192, 10088, 12416, 13312, 16384, 20176, 24832, 26624, 40352, 49664, 53248, 80704, 99328, 106496, 161408, 198656, 212992, 322816, 397312, 645632, 794624, 1291264, 1589248, 2582528, 5165056, 10330112, 20660224]

約数ペア:

[(1, 20660224), (2, 10330112), (4, 5165056), (8, 2582528), (13, 1589248), (16, 1291264), (26, 794624), (32, 645632), (52, 397312), (64, 322816), (97, 212992), (104, 198656), (128, 161408), (194, 106496), (208, 99328), (256, 80704), (388, 53248), (416, 49664), (512, 40352), (776, 26624), (832, 24832), (1024, 20176), (1261, 16384), (1552, 13312), (1664, 12416), (2048, 10088), (2522, 8192), (3104, 6656), (3328, 6208), (4096, 5044)]