18218464

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:803

約数の個数: 48

約数和(自身を含む): 39720240

約数和(自身を除く): 21501776

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 73, 88, 146, 176, 292, 352, 584, 709, 803, 1168, 1418, 1606, 2336, 2836, 3212, 5672, 6424, 7799, 11344, 12848, 15598, 22688, 25696, 31196, 51757, 62392, 103514, 124784, 207028, 249568, 414056, 569327, 828112, 1138654, 1656224, 2277308, 4554616, 9109232, 18218464]

約数ペア:

[(1, 18218464), (2, 9109232), (4, 4554616), (8, 2277308), (11, 1656224), (16, 1138654), (22, 828112), (32, 569327), (44, 414056), (73, 249568), (88, 207028), (146, 124784), (176, 103514), (292, 62392), (352, 51757), (584, 31196), (709, 25696), (803, 22688), (1168, 15598), (1418, 12848), (1606, 11344), (2336, 7799), (2836, 6424), (3212, 5672)]