19904682

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{857}}^1$

素因数の和:955

約数の個数: 48

約数和(自身を含む): 46949760

約数和(自身を除く): 27045078

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 79, 98, 147, 158, 237, 294, 474, 553, 857, 1106, 1659, 1714, 2571, 3318, 3871, 5142, 5999, 7742, 11613, 11998, 17997, 23226, 35994, 41993, 67703, 83986, 125979, 135406, 203109, 251958, 406218, 473921, 947842, 1421763, 2843526, 3317447, 6634894, 9952341, 19904682]

約数ペア:

[(1, 19904682), (2, 9952341), (3, 6634894), (6, 3317447), (7, 2843526), (14, 1421763), (21, 947842), (42, 473921), (49, 406218), (79, 251958), (98, 203109), (147, 135406), (158, 125979), (237, 83986), (294, 67703), (474, 41993), (553, 35994), (857, 23226), (1106, 17997), (1659, 11998), (1714, 11613), (2571, 7742), (3318, 5999), (3871, 5142)]