18001788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5227}}^1$

素因数の和:5282

約数の個数: 48

約数和(自身を含む): 49185024

約数和(自身を除く): 31183236

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 5227, 10454, 15681, 20908, 31362, 36589, 62724, 73178, 109767, 146356, 214307, 219534, 428614, 439068, 642921, 857228, 1285842, 1500149, 2571684, 3000298, 4500447, 6000596, 9000894, 18001788]

約数ペア:

[(1, 18001788), (2, 9000894), (3, 6000596), (4, 4500447), (6, 3000298), (7, 2571684), (12, 1500149), (14, 1285842), (21, 857228), (28, 642921), (41, 439068), (42, 428614), (82, 219534), (84, 214307), (123, 146356), (164, 109767), (246, 73178), (287, 62724), (492, 36589), (574, 31362), (861, 20908), (1148, 15681), (1722, 10454), (3444, 5227)]