20221366928

素因数分解:

$2^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1211731}}^1$

素因数の和:1211895

約数の個数: 40

約数和(自身を含む): 45076430400

約数和(自身を除く): 24855063472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 149, 298, 596, 1043, 1192, 2086, 2384, 4172, 8344, 16688, 1211731, 2423462, 4846924, 8482117, 9693848, 16964234, 19387696, 33928468, 67856936, 135713872, 180547919, 361095838, 722191676, 1263835433, 1444383352, 2527670866, 2888766704, 5055341732, 10110683464, 20221366928]

約数ペア:

[(1, 20221366928), (2, 10110683464), (4, 5055341732), (7, 2888766704), (8, 2527670866), (14, 1444383352), (16, 1263835433), (28, 722191676), (56, 361095838), (112, 180547919), (149, 135713872), (298, 67856936), (596, 33928468), (1043, 19387696), (1192, 16964234), (2086, 9693848), (2384, 8482117), (4172, 4846924), (8344, 2423462), (16688, 1211731)]