18348520884

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{399541}}^1$

素因数の和:399680

約数の個数: 48

約数和(自身を含む): 44301216960

約数和(自身を除く): 25952696076

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 89, 129, 172, 178, 258, 267, 356, 516, 534, 1068, 3827, 7654, 11481, 15308, 22962, 45924, 399541, 799082, 1198623, 1598164, 2397246, 4794492, 17180263, 34360526, 35559149, 51540789, 68721052, 71118298, 103081578, 106677447, 142236596, 206163156, 213354894, 426709788, 1529043407, 3058086814, 4587130221, 6116173628, 9174260442, 18348520884]

約数ペア:

[(1, 18348520884), (2, 9174260442), (3, 6116173628), (4, 4587130221), (6, 3058086814), (12, 1529043407), (43, 426709788), (86, 213354894), (89, 206163156), (129, 142236596), (172, 106677447), (178, 103081578), (258, 71118298), (267, 68721052), (356, 51540789), (516, 35559149), (534, 34360526), (1068, 17180263), (3827, 4794492), (7654, 2397246), (11481, 1598164), (15308, 1198623), (22962, 799082), (45924, 399541)]