1855991514

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{4889}}^1$

素因数の和:5095

約数の個数: 64

約数和(自身を含む): 4153605120

約数和(自身を除く): 2297613606

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 157, 186, 314, 403, 471, 806, 942, 1209, 2041, 2418, 4082, 4867, 4889, 6123, 9734, 9778, 12246, 14601, 14667, 29202, 29334, 63271, 63557, 126542, 127114, 151559, 189813, 190671, 303118, 379626, 381342, 454677, 767573, 909354, 1535146, 1970267, 2302719, 3940534, 4605438, 5910801, 9978449, 11821602, 19956898, 23794763, 29935347, 47589526, 59870694, 71384289, 142768578, 309331919, 618663838, 927995757, 1855991514]

約数ペア:

[(1, 1855991514), (2, 927995757), (3, 618663838), (6, 309331919), (13, 142768578), (26, 71384289), (31, 59870694), (39, 47589526), (62, 29935347), (78, 23794763), (93, 19956898), (157, 11821602), (186, 9978449), (314, 5910801), (403, 4605438), (471, 3940534), (806, 2302719), (942, 1970267), (1209, 1535146), (2041, 909354), (2418, 767573), (4082, 454677), (4867, 381342), (4889, 379626), (6123, 303118), (9734, 190671), (9778, 189813), (12246, 151559), (14601, 127114), (14667, 126542), (29202, 63557), (29334, 63271)]