1187351344

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{28099}}^1$

素因数の和:28265

約数の個数: 40

約数和(自身を含む): 2439080000

約数和(自身を除く): 1251728656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 139, 152, 278, 304, 556, 1112, 2224, 2641, 5282, 10564, 21128, 28099, 42256, 56198, 112396, 224792, 449584, 533881, 1067762, 2135524, 3905761, 4271048, 7811522, 8542096, 15623044, 31246088, 62492176, 74209459, 148418918, 296837836, 593675672, 1187351344]

約数ペア:

[(1, 1187351344), (2, 593675672), (4, 296837836), (8, 148418918), (16, 74209459), (19, 62492176), (38, 31246088), (76, 15623044), (139, 8542096), (152, 7811522), (278, 4271048), (304, 3905761), (556, 2135524), (1112, 1067762), (2224, 533881), (2641, 449584), (5282, 224792), (10564, 112396), (21128, 56198), (28099, 42256)]