18004630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 39564288

約数和(自身を除く): 21559658

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 53, 70, 106, 115, 161, 211, 230, 265, 322, 371, 422, 530, 742, 805, 1055, 1219, 1477, 1610, 1855, 2110, 2438, 2954, 3710, 4853, 6095, 7385, 8533, 9706, 11183, 12190, 14770, 17066, 22366, 24265, 33971, 42665, 48530, 55915, 67942, 78281, 85330, 111830, 156562, 169855, 257209, 339710, 391405, 514418, 782810, 1286045, 1800463, 2572090, 3600926, 9002315, 18004630]

約数ペア:

[(1, 18004630), (2, 9002315), (5, 3600926), (7, 2572090), (10, 1800463), (14, 1286045), (23, 782810), (35, 514418), (46, 391405), (53, 339710), (70, 257209), (106, 169855), (115, 156562), (161, 111830), (211, 85330), (230, 78281), (265, 67942), (322, 55915), (371, 48530), (422, 42665), (530, 33971), (742, 24265), (805, 22366), (1055, 17066), (1219, 14770), (1477, 12190), (1610, 11183), (1855, 9706), (2110, 8533), (2438, 7385), (2954, 6095), (3710, 4853)]