20807676

素因数分解:

$2^2\times 3^2\times {\mathrm{179}}^1\times {\mathrm{3229}}^1$

素因数の和:3418

約数の個数: 36

約数和(自身を含む): 52907400

約数和(自身を除く): 32099724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 179, 358, 537, 716, 1074, 1611, 2148, 3222, 3229, 6444, 6458, 9687, 12916, 19374, 29061, 38748, 58122, 116244, 577991, 1155982, 1733973, 2311964, 3467946, 5201919, 6935892, 10403838, 20807676]

約数ペア:

[(1, 20807676), (2, 10403838), (3, 6935892), (4, 5201919), (6, 3467946), (9, 2311964), (12, 1733973), (18, 1155982), (36, 577991), (179, 116244), (358, 58122), (537, 38748), (716, 29061), (1074, 19374), (1611, 12916), (2148, 9687), (3222, 6458), (3229, 6444)]