163551856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{786307}}^1$

素因数の和:786328

約数の個数: 20

約数和(自身を含む): 341257672

約数和(自身を除く): 177705816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 786307, 1572614, 3145228, 6290456, 10221991, 12580912, 20443982, 40887964, 81775928, 163551856]

約数ペア:

[(1, 163551856), (2, 81775928), (4, 40887964), (8, 20443982), (13, 12580912), (16, 10221991), (26, 6290456), (52, 3145228), (104, 1572614), (208, 786307)]