18747924

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2557}}^1$

素因数の和:2624

約数の個数: 48

約数和(自身を含む): 48131328

約数和(自身を除く): 29383404

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 564, 611, 1222, 1833, 2444, 2557, 3666, 5114, 7332, 7671, 10228, 15342, 30684, 33241, 66482, 99723, 120179, 132964, 199446, 240358, 360537, 398892, 480716, 721074, 1442148, 1562327, 3124654, 4686981, 6249308, 9373962, 18747924]

約数ペア:

[(1, 18747924), (2, 9373962), (3, 6249308), (4, 4686981), (6, 3124654), (12, 1562327), (13, 1442148), (26, 721074), (39, 480716), (47, 398892), (52, 360537), (78, 240358), (94, 199446), (141, 132964), (156, 120179), (188, 99723), (282, 66482), (564, 33241), (611, 30684), (1222, 15342), (1833, 10228), (2444, 7671), (2557, 7332), (3666, 5114)]