20670318

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{461}}^1$

素因数の和:569

約数の個数: 48

約数和(自身を含む): 46702656

約数和(自身を除く): 26032338

約数列:

[1, 2, 3, 6, 9, 18, 47, 53, 94, 106, 141, 159, 282, 318, 423, 461, 477, 846, 922, 954, 1383, 2491, 2766, 4149, 4982, 7473, 8298, 14946, 21667, 22419, 24433, 43334, 44838, 48866, 65001, 73299, 130002, 146598, 195003, 219897, 390006, 439794, 1148351, 2296702, 3445053, 6890106, 10335159, 20670318]

約数ペア:

[(1, 20670318), (2, 10335159), (3, 6890106), (6, 3445053), (9, 2296702), (18, 1148351), (47, 439794), (53, 390006), (94, 219897), (106, 195003), (141, 146598), (159, 130002), (282, 73299), (318, 65001), (423, 48866), (461, 44838), (477, 43334), (846, 24433), (922, 22419), (954, 21667), (1383, 14946), (2491, 8298), (2766, 7473), (4149, 4982)]