17986290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2089}}^1$

素因数の和:2147

約数の個数: 64

約数和(自身を含む): 50561280

約数和(自身を除く): 32574990

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1722, 2089, 2870, 4178, 4305, 6267, 8610, 10445, 12534, 14623, 20890, 29246, 31335, 43869, 62670, 73115, 85649, 87738, 146230, 171298, 219345, 256947, 428245, 438690, 513894, 599543, 856490, 1199086, 1284735, 1798629, 2569470, 2997715, 3597258, 5995430, 8993145, 17986290]

約数ペア:

[(1, 17986290), (2, 8993145), (3, 5995430), (5, 3597258), (6, 2997715), (7, 2569470), (10, 1798629), (14, 1284735), (15, 1199086), (21, 856490), (30, 599543), (35, 513894), (41, 438690), (42, 428245), (70, 256947), (82, 219345), (105, 171298), (123, 146230), (205, 87738), (210, 85649), (246, 73115), (287, 62670), (410, 43869), (574, 31335), (615, 29246), (861, 20890), (1230, 14623), (1435, 12534), (1722, 10445), (2089, 8610), (2870, 6267), (4178, 4305)]