18803371808

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1181}}^1\times {\mathrm{38273}}^1$

素因数の和:39477

約数の個数: 48

約数和(自身を含む): 39901563576

約数和(自身を除く): 21098191768

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1181, 2362, 4724, 9448, 15353, 18896, 30706, 37792, 38273, 61412, 76546, 122824, 153092, 245648, 306184, 491296, 497549, 612368, 995098, 1224736, 1990196, 3980392, 7960784, 15921568, 45200413, 90400826, 180801652, 361603304, 587605369, 723206608, 1175210738, 1446413216, 2350421476, 4700842952, 9401685904, 18803371808]

約数ペア:

[(1, 18803371808), (2, 9401685904), (4, 4700842952), (8, 2350421476), (13, 1446413216), (16, 1175210738), (26, 723206608), (32, 587605369), (52, 361603304), (104, 180801652), (208, 90400826), (416, 45200413), (1181, 15921568), (2362, 7960784), (4724, 3980392), (9448, 1990196), (15353, 1224736), (18896, 995098), (30706, 612368), (37792, 497549), (38273, 491296), (61412, 306184), (76546, 245648), (122824, 153092)]