18580974

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{419}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 39312000

約数和(自身を除く): 20731026

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 389, 419, 778, 838, 1167, 1257, 2334, 2514, 7391, 7961, 14782, 15922, 22173, 23883, 44346, 47766, 162991, 325982, 488973, 977946, 3096829, 6193658, 9290487, 18580974]

約数ペア:

[(1, 18580974), (2, 9290487), (3, 6193658), (6, 3096829), (19, 977946), (38, 488973), (57, 325982), (114, 162991), (389, 47766), (419, 44346), (778, 23883), (838, 22173), (1167, 15922), (1257, 14782), (2334, 7961), (2514, 7391)]