1800000052

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{433}}^1\times {\mathrm{541}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 3378814992

約数和(自身を除く): 1578814940

約数列:

[1, 2, 4, 17, 34, 68, 113, 226, 433, 452, 541, 866, 1082, 1732, 1921, 2164, 3842, 7361, 7684, 9197, 14722, 18394, 29444, 36788, 48929, 61133, 97858, 122266, 195716, 234253, 244532, 468506, 831793, 937012, 1039261, 1663586, 2078522, 3327172, 3982301, 4157044, 7964602, 15929204, 26470589, 52941178, 105882356, 450000013, 900000026, 1800000052]

約数ペア:

[(1, 1800000052), (2, 900000026), (4, 450000013), (17, 105882356), (34, 52941178), (68, 26470589), (113, 15929204), (226, 7964602), (433, 4157044), (452, 3982301), (541, 3327172), (866, 2078522), (1082, 1663586), (1732, 1039261), (1921, 937012), (2164, 831793), (3842, 468506), (7361, 244532), (7684, 234253), (9197, 195716), (14722, 122266), (18394, 97858), (29444, 61133), (36788, 48929)]