19074784

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:395

約数の個数: 48

約数和(自身を含む): 39992400

約数和(自身を除く): 20917616

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 137, 152, 229, 274, 304, 458, 548, 608, 916, 1096, 1832, 2192, 2603, 3664, 4351, 4384, 5206, 7328, 8702, 10412, 17404, 20824, 31373, 34808, 41648, 62746, 69616, 83296, 125492, 139232, 250984, 501968, 596087, 1003936, 1192174, 2384348, 4768696, 9537392, 19074784]

約数ペア:

[(1, 19074784), (2, 9537392), (4, 4768696), (8, 2384348), (16, 1192174), (19, 1003936), (32, 596087), (38, 501968), (76, 250984), (137, 139232), (152, 125492), (229, 83296), (274, 69616), (304, 62746), (458, 41648), (548, 34808), (608, 31373), (916, 20824), (1096, 17404), (1832, 10412), (2192, 8702), (2603, 7328), (3664, 5206), (4351, 4384)]