20573514

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{9769}}^1$

素因数の和:9796

約数の個数: 40

約数和(自身を含む): 49651140

約数和(自身を除く): 29077626

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 9769, 19538, 29307, 58614, 87921, 126997, 175842, 253994, 263763, 380991, 527526, 761982, 791289, 1142973, 1582578, 2285946, 3428919, 6857838, 10286757, 20573514]

約数ペア:

[(1, 20573514), (2, 10286757), (3, 6857838), (6, 3428919), (9, 2285946), (13, 1582578), (18, 1142973), (26, 791289), (27, 761982), (39, 527526), (54, 380991), (78, 263763), (81, 253994), (117, 175842), (162, 126997), (234, 87921), (351, 58614), (702, 29307), (1053, 19538), (2106, 9769)]