18043454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 33519744

約数和(自身を除く): 15476290

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 143, 169, 211, 253, 286, 299, 338, 422, 506, 598, 1859, 2321, 2743, 3289, 3718, 3887, 4642, 4853, 5486, 6578, 7774, 9706, 30173, 35659, 42757, 53383, 60346, 63089, 71318, 85514, 106766, 126178, 392249, 693979, 784498, 820157, 1387958, 1640314, 9021727, 18043454]

約数ペア:

[(1, 18043454), (2, 9021727), (11, 1640314), (13, 1387958), (22, 820157), (23, 784498), (26, 693979), (46, 392249), (143, 126178), (169, 106766), (211, 85514), (253, 71318), (286, 63089), (299, 60346), (338, 53383), (422, 42757), (506, 35659), (598, 30173), (1859, 9706), (2321, 7774), (2743, 6578), (3289, 5486), (3718, 4853), (3887, 4642)]