20425398

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28607}}^1$

素因数の和:28636

約数の個数: 32

約数和(自身を含む): 49434624

約数和(自身を除く): 29009226

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 28607, 57214, 85821, 171642, 200249, 400498, 486319, 600747, 972638, 1201494, 1458957, 2917914, 3404233, 6808466, 10212699, 20425398]

約数ペア:

[(1, 20425398), (2, 10212699), (3, 6808466), (6, 3404233), (7, 2917914), (14, 1458957), (17, 1201494), (21, 972638), (34, 600747), (42, 486319), (51, 400498), (102, 200249), (119, 171642), (238, 85821), (357, 57214), (714, 28607)]