18501456

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 49996800

約数和(自身を除く): 31495344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 59, 94, 118, 139, 141, 177, 188, 236, 278, 282, 354, 376, 417, 472, 556, 564, 708, 752, 834, 944, 1112, 1128, 1416, 1668, 2224, 2256, 2773, 2832, 3336, 5546, 6533, 6672, 8201, 8319, 11092, 13066, 16402, 16638, 19599, 22184, 24603, 26132, 32804, 33276, 39198, 44368, 49206, 52264, 65608, 66552, 78396, 98412, 104528, 131216, 133104, 156792, 196824, 313584, 385447, 393648, 770894, 1156341, 1541788, 2312682, 3083576, 4625364, 6167152, 9250728, 18501456]

約数ペア:

[(1, 18501456), (2, 9250728), (3, 6167152), (4, 4625364), (6, 3083576), (8, 2312682), (12, 1541788), (16, 1156341), (24, 770894), (47, 393648), (48, 385447), (59, 313584), (94, 196824), (118, 156792), (139, 133104), (141, 131216), (177, 104528), (188, 98412), (236, 78396), (278, 66552), (282, 65608), (354, 52264), (376, 49206), (417, 44368), (472, 39198), (556, 33276), (564, 32804), (708, 26132), (752, 24603), (834, 22184), (944, 19599), (1112, 16638), (1128, 16402), (1416, 13066), (1668, 11092), (2224, 8319), (2256, 8201), (2773, 6672), (2832, 6533), (3336, 5546)]