20180875974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1198247}}^1$

素因数の和:1198660

約数の個数: 32

約数和(自身を含む): 46242786816

約数和(自身を除く): 26061910842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 401, 802, 1203, 2406, 2807, 5614, 8421, 16842, 1198247, 2396494, 3594741, 7189482, 8387729, 16775458, 25163187, 50326374, 480497047, 960994094, 1441491141, 2882982282, 3363479329, 6726958658, 10090437987, 20180875974]

約数ペア:

[(1, 20180875974), (2, 10090437987), (3, 6726958658), (6, 3363479329), (7, 2882982282), (14, 1441491141), (21, 960994094), (42, 480497047), (401, 50326374), (802, 25163187), (1203, 16775458), (2406, 8387729), (2807, 7189482), (5614, 3594741), (8421, 2396494), (16842, 1198247)]