19762216

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 38154240

約数和(自身を除く): 18392024

約数列:

[1, 2, 4, 8, 53, 106, 127, 212, 254, 367, 424, 508, 734, 1016, 1468, 2936, 6731, 13462, 19451, 26924, 38902, 46609, 53848, 77804, 93218, 155608, 186436, 372872, 2470277, 4940554, 9881108, 19762216]

約数ペア:

[(1, 19762216), (2, 9881108), (4, 4940554), (8, 2470277), (53, 372872), (106, 186436), (127, 155608), (212, 93218), (254, 77804), (367, 53848), (424, 46609), (508, 38902), (734, 26924), (1016, 19451), (1468, 13462), (2936, 6731)]