212908592

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{2011}}^1$

素因数の和:2541

約数の個数: 40

約数和(自身を含む): 445336080

約数和(自身を除く): 232427488

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 509, 1018, 2011, 2036, 4022, 4072, 6617, 8044, 8144, 13234, 16088, 26143, 26468, 32176, 52286, 52936, 104572, 105872, 209144, 418288, 1023599, 2047198, 4094396, 8188792, 13306787, 16377584, 26613574, 53227148, 106454296, 212908592]

約数ペア:

[(1, 212908592), (2, 106454296), (4, 53227148), (8, 26613574), (13, 16377584), (16, 13306787), (26, 8188792), (52, 4094396), (104, 2047198), (208, 1023599), (509, 418288), (1018, 209144), (2011, 105872), (2036, 104572), (4022, 52936), (4072, 52286), (6617, 32176), (8044, 26468), (8144, 26143), (13234, 16088)]