19293584

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{967}}^1$

素因数の和:1047

約数の個数: 40

約数和(自身を含む): 39610560

約数和(自身を除く): 20316976

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 86, 116, 172, 232, 344, 464, 688, 967, 1247, 1934, 2494, 3868, 4988, 7736, 9976, 15472, 19952, 28043, 41581, 56086, 83162, 112172, 166324, 224344, 332648, 448688, 665296, 1205849, 2411698, 4823396, 9646792, 19293584]

約数ペア:

[(1, 19293584), (2, 9646792), (4, 4823396), (8, 2411698), (16, 1205849), (29, 665296), (43, 448688), (58, 332648), (86, 224344), (116, 166324), (172, 112172), (232, 83162), (344, 56086), (464, 41581), (688, 28043), (967, 19952), (1247, 15472), (1934, 9976), (2494, 7736), (3868, 4988)]