18200176

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:206

約数の個数: 60

約数和(自身を含む): 39118032

約数和(自身を除く): 20917856

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 137, 152, 184, 274, 304, 361, 368, 437, 548, 722, 874, 1096, 1444, 1748, 2192, 2603, 2888, 3151, 3496, 5206, 5776, 6302, 6992, 8303, 10412, 12604, 16606, 20824, 25208, 33212, 41648, 49457, 50416, 59869, 66424, 98914, 119738, 132848, 197828, 239476, 395656, 478952, 791312, 957904, 1137511, 2275022, 4550044, 9100088, 18200176]

約数ペア:

[(1, 18200176), (2, 9100088), (4, 4550044), (8, 2275022), (16, 1137511), (19, 957904), (23, 791312), (38, 478952), (46, 395656), (76, 239476), (92, 197828), (137, 132848), (152, 119738), (184, 98914), (274, 66424), (304, 59869), (361, 50416), (368, 49457), (437, 41648), (548, 33212), (722, 25208), (874, 20824), (1096, 16606), (1444, 12604), (1748, 10412), (2192, 8303), (2603, 6992), (2888, 6302), (3151, 5776), (3496, 5206)]