18370870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 39989376

約数和(自身を除く): 21618506

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 41, 70, 74, 82, 173, 185, 205, 259, 287, 346, 370, 410, 518, 574, 865, 1211, 1295, 1435, 1517, 1730, 2422, 2590, 2870, 3034, 6055, 6401, 7093, 7585, 10619, 12110, 12802, 14186, 15170, 21238, 32005, 35465, 44807, 49651, 53095, 64010, 70930, 89614, 99302, 106190, 224035, 248255, 262441, 448070, 496510, 524882, 1312205, 1837087, 2624410, 3674174, 9185435, 18370870]

約数ペア:

[(1, 18370870), (2, 9185435), (5, 3674174), (7, 2624410), (10, 1837087), (14, 1312205), (35, 524882), (37, 496510), (41, 448070), (70, 262441), (74, 248255), (82, 224035), (173, 106190), (185, 99302), (205, 89614), (259, 70930), (287, 64010), (346, 53095), (370, 49651), (410, 44807), (518, 35465), (574, 32005), (865, 21238), (1211, 15170), (1295, 14186), (1435, 12802), (1517, 12110), (1730, 10619), (2422, 7585), (2590, 7093), (2870, 6401), (3034, 6055)]