18442305

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 36900864

約数和(自身を除く): 18458559

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 127, 315, 381, 461, 635, 889, 1143, 1383, 1905, 2305, 2667, 3227, 4149, 4445, 5715, 6915, 8001, 9681, 13335, 16135, 20745, 29043, 40005, 48405, 58547, 145215, 175641, 292735, 409829, 526923, 878205, 1229487, 2049145, 2634615, 3688461, 6147435, 18442305]

約数ペア:

[(1, 18442305), (3, 6147435), (5, 3688461), (7, 2634615), (9, 2049145), (15, 1229487), (21, 878205), (35, 526923), (45, 409829), (63, 292735), (105, 175641), (127, 145215), (315, 58547), (381, 48405), (461, 40005), (635, 29043), (889, 20745), (1143, 16135), (1383, 13335), (1905, 9681), (2305, 8001), (2667, 6915), (3227, 5715), (4149, 4445)]