20388372

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{5879}}^1$

素因数の和:5920

約数の個数: 36

約数和(自身を含む): 50544480

約数和(自身を除く): 30156108

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 289, 578, 867, 1156, 1734, 3468, 5879, 11758, 17637, 23516, 35274, 70548, 99943, 199886, 299829, 399772, 599658, 1199316, 1699031, 3398062, 5097093, 6796124, 10194186, 20388372]

約数ペア:

[(1, 20388372), (2, 10194186), (3, 6796124), (4, 5097093), (6, 3398062), (12, 1699031), (17, 1199316), (34, 599658), (51, 399772), (68, 299829), (102, 199886), (204, 99943), (289, 70548), (578, 35274), (867, 23516), (1156, 17637), (1734, 11758), (3468, 5879)]