19929088

素因数分解:

$2^{11}\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 41081040

約数和(自身を除く): 21151952

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 263, 296, 512, 526, 592, 1024, 1052, 1184, 2048, 2104, 2368, 4208, 4736, 8416, 9472, 9731, 16832, 18944, 19462, 33664, 37888, 38924, 67328, 75776, 77848, 134656, 155696, 269312, 311392, 538624, 622784, 1245568, 2491136, 4982272, 9964544, 19929088]

約数ペア:

[(1, 19929088), (2, 9964544), (4, 4982272), (8, 2491136), (16, 1245568), (32, 622784), (37, 538624), (64, 311392), (74, 269312), (128, 155696), (148, 134656), (256, 77848), (263, 75776), (296, 67328), (512, 38924), (526, 37888), (592, 33664), (1024, 19462), (1052, 18944), (1184, 16832), (2048, 9731), (2104, 9472), (2368, 8416), (4208, 4736)]