20651596

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{877}}^1$

素因数の和:946

約数の個数: 36

約数和(自身を含む): 42825328

約数和(自身を除く): 22173732

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 841, 877, 1682, 1754, 3364, 3508, 5887, 6139, 11774, 12278, 23548, 24556, 25433, 50866, 101732, 178031, 356062, 712124, 737557, 1475114, 2950228, 5162899, 10325798, 20651596]

約数ペア:

[(1, 20651596), (2, 10325798), (4, 5162899), (7, 2950228), (14, 1475114), (28, 737557), (29, 712124), (58, 356062), (116, 178031), (203, 101732), (406, 50866), (812, 25433), (841, 24556), (877, 23548), (1682, 12278), (1754, 11774), (3364, 6139), (3508, 5887)]