20381112

素因数分解:

$2^3\times 3^3\times {\mathrm{157}}^1\times {\mathrm{601}}^1$

素因数の和:773

約数の個数: 64

約数和(自身を含む): 57069600

約数和(自身を除く): 36688488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 157, 216, 314, 471, 601, 628, 942, 1202, 1256, 1413, 1803, 1884, 2404, 2826, 3606, 3768, 4239, 4808, 5409, 5652, 7212, 8478, 10818, 11304, 14424, 16227, 16956, 21636, 32454, 33912, 43272, 64908, 94357, 129816, 188714, 283071, 377428, 566142, 754856, 849213, 1132284, 1698426, 2264568, 2547639, 3396852, 5095278, 6793704, 10190556, 20381112]

約数ペア:

[(1, 20381112), (2, 10190556), (3, 6793704), (4, 5095278), (6, 3396852), (8, 2547639), (9, 2264568), (12, 1698426), (18, 1132284), (24, 849213), (27, 754856), (36, 566142), (54, 377428), (72, 283071), (108, 188714), (157, 129816), (216, 94357), (314, 64908), (471, 43272), (601, 33912), (628, 32454), (942, 21636), (1202, 16956), (1256, 16227), (1413, 14424), (1803, 11304), (1884, 10818), (2404, 8478), (2826, 7212), (3606, 5652), (3768, 5409), (4239, 4808)]