18413120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5231}}^1$

素因数の和:5259

約数の個数: 56

約数和(自身を含む): 47841408

約数和(自身を除く): 29428288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 5231, 10462, 20924, 26155, 41848, 52310, 57541, 83696, 104620, 115082, 167392, 209240, 230164, 287705, 334784, 418480, 460328, 575410, 836960, 920656, 1150820, 1673920, 1841312, 2301640, 3682624, 4603280, 9206560, 18413120]

約数ペア:

[(1, 18413120), (2, 9206560), (4, 4603280), (5, 3682624), (8, 2301640), (10, 1841312), (11, 1673920), (16, 1150820), (20, 920656), (22, 836960), (32, 575410), (40, 460328), (44, 418480), (55, 334784), (64, 287705), (80, 230164), (88, 209240), (110, 167392), (160, 115082), (176, 104620), (220, 83696), (320, 57541), (352, 52310), (440, 41848), (704, 26155), (880, 20924), (1760, 10462), (3520, 5231)]