207539812

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 393724800

約数和(自身を除く): 186184988

約数列:

[1, 2, 4, 19, 38, 61, 76, 89, 122, 178, 244, 356, 503, 1006, 1159, 1691, 2012, 2318, 3382, 4636, 5429, 6764, 9557, 10858, 19114, 21716, 30683, 38228, 44767, 61366, 89534, 103151, 122732, 179068, 206302, 412604, 582977, 850573, 1165954, 1701146, 2331908, 2730787, 3402292, 5461574, 10923148, 51884953, 103769906, 207539812]

約数ペア:

[(1, 207539812), (2, 103769906), (4, 51884953), (19, 10923148), (38, 5461574), (61, 3402292), (76, 2730787), (89, 2331908), (122, 1701146), (178, 1165954), (244, 850573), (356, 582977), (503, 412604), (1006, 206302), (1159, 179068), (1691, 122732), (2012, 103151), (2318, 89534), (3382, 61366), (4636, 44767), (5429, 38228), (6764, 30683), (9557, 21716), (10858, 19114)]