20678568

素因数分解:

$2^3\times 3^1\times {\mathrm{269}}^1\times {\mathrm{3203}}^1$

素因数の和:3481

約数の個数: 32

約数和(自身を含む): 51904800

約数和(自身を除く): 31226232

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 269, 538, 807, 1076, 1614, 2152, 3203, 3228, 6406, 6456, 9609, 12812, 19218, 25624, 38436, 76872, 861607, 1723214, 2584821, 3446428, 5169642, 6892856, 10339284, 20678568]

約数ペア:

[(1, 20678568), (2, 10339284), (3, 6892856), (4, 5169642), (6, 3446428), (8, 2584821), (12, 1723214), (24, 861607), (269, 76872), (538, 38436), (807, 25624), (1076, 19218), (1614, 12812), (2152, 9609), (3203, 6456), (3228, 6406)]