18613410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 46835712

約数和(自身を除く): 28222302

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 47, 86, 94, 129, 141, 215, 235, 258, 282, 307, 430, 470, 614, 645, 705, 921, 1290, 1410, 1535, 1842, 2021, 3070, 4042, 4605, 6063, 9210, 10105, 12126, 13201, 14429, 20210, 26402, 28858, 30315, 39603, 43287, 60630, 66005, 72145, 79206, 86574, 132010, 144290, 198015, 216435, 396030, 432870, 620447, 1240894, 1861341, 3102235, 3722682, 6204470, 9306705, 18613410]

約数ペア:

[(1, 18613410), (2, 9306705), (3, 6204470), (5, 3722682), (6, 3102235), (10, 1861341), (15, 1240894), (30, 620447), (43, 432870), (47, 396030), (86, 216435), (94, 198015), (129, 144290), (141, 132010), (215, 86574), (235, 79206), (258, 72145), (282, 66005), (307, 60630), (430, 43287), (470, 39603), (614, 30315), (645, 28858), (705, 26402), (921, 20210), (1290, 14429), (1410, 13201), (1535, 12126), (1842, 10105), (2021, 9210), (3070, 6063), (4042, 4605)]