20573694

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1399}}^1$

素因数の和:1469

約数の個数: 48

約数和(自身を含む): 48048000

約数和(自身を除く): 27474306

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 258, 342, 387, 774, 817, 1399, 1634, 2451, 2798, 4197, 4902, 7353, 8394, 12591, 14706, 25182, 26581, 53162, 60157, 79743, 120314, 159486, 180471, 239229, 360942, 478458, 541413, 1082826, 1142983, 2285966, 3428949, 6857898, 10286847, 20573694]

約数ペア:

[(1, 20573694), (2, 10286847), (3, 6857898), (6, 3428949), (9, 2285966), (18, 1142983), (19, 1082826), (38, 541413), (43, 478458), (57, 360942), (86, 239229), (114, 180471), (129, 159486), (171, 120314), (258, 79743), (342, 60157), (387, 53162), (774, 26581), (817, 25182), (1399, 14706), (1634, 12591), (2451, 8394), (2798, 7353), (4197, 4902)]