1931388

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 4878720

約数和(自身を除く): 2947332

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 172, 197, 228, 258, 394, 516, 591, 788, 817, 1182, 1634, 2364, 2451, 3268, 3743, 4902, 7486, 8471, 9804, 11229, 14972, 16942, 22458, 25413, 33884, 44916, 50826, 101652, 160949, 321898, 482847, 643796, 965694, 1931388]

約数ペア:

[(1, 1931388), (2, 965694), (3, 643796), (4, 482847), (6, 321898), (12, 160949), (19, 101652), (38, 50826), (43, 44916), (57, 33884), (76, 25413), (86, 22458), (114, 16942), (129, 14972), (172, 11229), (197, 9804), (228, 8471), (258, 7486), (394, 4902), (516, 3743), (591, 3268), (788, 2451), (817, 2364), (1182, 1634)]