1900692784

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{463}}^1$

素因数の和:674

約数の個数: 80

約数和(自身を含む): 3877466112

約数和(自身を除く): 1976773328

約数列:

[1, 2, 4, 8, 16, 47, 53, 94, 103, 106, 188, 206, 212, 376, 412, 424, 463, 752, 824, 848, 926, 1648, 1852, 2491, 3704, 4841, 4982, 5459, 7408, 9682, 9964, 10918, 19364, 19928, 21761, 21836, 24539, 38728, 39856, 43522, 43672, 47689, 49078, 77456, 87044, 87344, 95378, 98156, 174088, 190756, 196312, 256573, 348176, 381512, 392624, 513146, 763024, 1026292, 1153333, 2052584, 2241383, 2306666, 2527517, 4105168, 4482766, 4613332, 5055034, 8965532, 9226664, 10110068, 17931064, 18453328, 20220136, 35862128, 40440272, 118793299, 237586598, 475173196, 950346392, 1900692784]

約数ペア:

[(1, 1900692784), (2, 950346392), (4, 475173196), (8, 237586598), (16, 118793299), (47, 40440272), (53, 35862128), (94, 20220136), (103, 18453328), (106, 17931064), (188, 10110068), (206, 9226664), (212, 8965532), (376, 5055034), (412, 4613332), (424, 4482766), (463, 4105168), (752, 2527517), (824, 2306666), (848, 2241383), (926, 2052584), (1648, 1153333), (1852, 1026292), (2491, 763024), (3704, 513146), (4841, 392624), (4982, 381512), (5459, 348176), (7408, 256573), (9682, 196312), (9964, 190756), (10918, 174088), (19364, 98156), (19928, 95378), (21761, 87344), (21836, 87044), (24539, 77456), (38728, 49078), (39856, 47689), (43522, 43672)]