18958352

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:244

約数の個数: 80

約数和(自身を含む): 45235200

約数和(自身を除く): 26276848

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 59, 76, 112, 118, 133, 151, 152, 236, 266, 302, 304, 413, 472, 532, 604, 826, 944, 1057, 1064, 1121, 1208, 1652, 2114, 2128, 2242, 2416, 2869, 3304, 4228, 4484, 5738, 6608, 7847, 8456, 8909, 8968, 11476, 15694, 16912, 17818, 17936, 20083, 22952, 31388, 35636, 40166, 45904, 62363, 62776, 71272, 80332, 124726, 125552, 142544, 160664, 169271, 249452, 321328, 338542, 498904, 677084, 997808, 1184897, 1354168, 2369794, 2708336, 4739588, 9479176, 18958352]

約数ペア:

[(1, 18958352), (2, 9479176), (4, 4739588), (7, 2708336), (8, 2369794), (14, 1354168), (16, 1184897), (19, 997808), (28, 677084), (38, 498904), (56, 338542), (59, 321328), (76, 249452), (112, 169271), (118, 160664), (133, 142544), (151, 125552), (152, 124726), (236, 80332), (266, 71272), (302, 62776), (304, 62363), (413, 45904), (472, 40166), (532, 35636), (604, 31388), (826, 22952), (944, 20083), (1057, 17936), (1064, 17818), (1121, 16912), (1208, 15694), (1652, 11476), (2114, 8968), (2128, 8909), (2242, 8456), (2416, 7847), (2869, 6608), (3304, 5738), (4228, 4484)]