18549718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 13383722

約数列:

[1, 2, 11, 22, 31, 59, 62, 118, 341, 461, 649, 682, 922, 1298, 1829, 3658, 5071, 10142, 14291, 20119, 27199, 28582, 40238, 54398, 157201, 299189, 314402, 598378, 843169, 1686338, 9274859, 18549718]

約数ペア:

[(1, 18549718), (2, 9274859), (11, 1686338), (22, 843169), (31, 598378), (59, 314402), (62, 299189), (118, 157201), (341, 54398), (461, 40238), (649, 28582), (682, 27199), (922, 20119), (1298, 14291), (1829, 10142), (3658, 5071)]