20968836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4231}}^1$

素因数の和:4304

約数の個数: 48

約数和(自身を含む): 56878080

約数和(自身を除く): 35909244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 59, 84, 118, 177, 236, 354, 413, 708, 826, 1239, 1652, 2478, 4231, 4956, 8462, 12693, 16924, 25386, 29617, 50772, 59234, 88851, 118468, 177702, 249629, 355404, 499258, 748887, 998516, 1497774, 1747403, 2995548, 3494806, 5242209, 6989612, 10484418, 20968836]

約数ペア:

[(1, 20968836), (2, 10484418), (3, 6989612), (4, 5242209), (6, 3494806), (7, 2995548), (12, 1747403), (14, 1497774), (21, 998516), (28, 748887), (42, 499258), (59, 355404), (84, 249629), (118, 177702), (177, 118468), (236, 88851), (354, 59234), (413, 50772), (708, 29617), (826, 25386), (1239, 16924), (1652, 12693), (2478, 8462), (4231, 4956)]