20442163232

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{473549}}^1$

素因数の和:473649

約数の個数: 48

約数和(自身を含む): 42960456000

約数和(自身を除く): 22518292768

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 71, 76, 142, 152, 284, 304, 568, 608, 1136, 1349, 2272, 2698, 5396, 10792, 21584, 43168, 473549, 947098, 1894196, 3788392, 7576784, 8997431, 15153568, 17994862, 33621979, 35989724, 67243958, 71979448, 134487916, 143958896, 268975832, 287917792, 537951664, 638817601, 1075903328, 1277635202, 2555270404, 5110540808, 10221081616, 20442163232]

約数ペア:

[(1, 20442163232), (2, 10221081616), (4, 5110540808), (8, 2555270404), (16, 1277635202), (19, 1075903328), (32, 638817601), (38, 537951664), (71, 287917792), (76, 268975832), (142, 143958896), (152, 134487916), (284, 71979448), (304, 67243958), (568, 35989724), (608, 33621979), (1136, 17994862), (1349, 15153568), (2272, 8997431), (2698, 7576784), (5396, 3788392), (10792, 1894196), (21584, 947098), (43168, 473549)]