20150884516

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{541}}^1\times {\mathrm{4603}}^1$

素因数の和:5189

約数の個数: 72

約数和(自身を含む): 42900366656

約数和(自身を除く): 22749482140

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 289, 476, 541, 578, 1082, 1156, 2023, 2164, 3787, 4046, 4603, 7574, 8092, 9197, 9206, 15148, 18394, 18412, 32221, 36788, 64379, 64442, 78251, 128758, 128884, 156349, 156502, 257516, 312698, 313004, 547757, 625396, 1094443, 1095514, 1330267, 2188886, 2191028, 2490223, 2660534, 4377772, 4980446, 5321068, 9311869, 9960892, 17431561, 18623738, 34863122, 37247476, 42333791, 69726244, 84667582, 169335164, 296336537, 592673074, 719674447, 1185346148, 1439348894, 2878697788, 5037721129, 10075442258, 20150884516]

約数ペア:

[(1, 20150884516), (2, 10075442258), (4, 5037721129), (7, 2878697788), (14, 1439348894), (17, 1185346148), (28, 719674447), (34, 592673074), (68, 296336537), (119, 169335164), (238, 84667582), (289, 69726244), (476, 42333791), (541, 37247476), (578, 34863122), (1082, 18623738), (1156, 17431561), (2023, 9960892), (2164, 9311869), (3787, 5321068), (4046, 4980446), (4603, 4377772), (7574, 2660534), (8092, 2490223), (9197, 2191028), (9206, 2188886), (15148, 1330267), (18394, 1095514), (18412, 1094443), (32221, 625396), (36788, 547757), (64379, 313004), (64442, 312698), (78251, 257516), (128758, 156502), (128884, 156349)]