19006394480

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1193869}}^1$

素因数の和:1194081

約数の個数: 40

約数和(自身を含む): 44411964000

約数和(自身を除く): 25405569520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 7960, 15920, 1193869, 2387738, 4775476, 5969345, 9550952, 11938690, 19101904, 23877380, 47754760, 95509520, 237579931, 475159862, 950319724, 1187899655, 1900639448, 2375799310, 3801278896, 4751598620, 9503197240, 19006394480]

約数ペア:

[(1, 19006394480), (2, 9503197240), (4, 4751598620), (5, 3801278896), (8, 2375799310), (10, 1900639448), (16, 1187899655), (20, 950319724), (40, 475159862), (80, 237579931), (199, 95509520), (398, 47754760), (796, 23877380), (995, 19101904), (1592, 11938690), (1990, 9550952), (3184, 5969345), (3980, 4775476), (7960, 2387738), (15920, 1193869)]