18945106

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{449}}^1$

素因数の和:558

約数の個数: 24

約数和(自身を含む): 30669300

約数和(自身を除く): 11724194

約数列:

[1, 2, 17, 34, 73, 146, 289, 449, 578, 898, 1241, 2482, 7633, 15266, 21097, 32777, 42194, 65554, 129761, 259522, 557209, 1114418, 9472553, 18945106]

約数ペア:

[(1, 18945106), (2, 9472553), (17, 1114418), (34, 557209), (73, 259522), (146, 129761), (289, 65554), (449, 42194), (578, 32777), (898, 21097), (1241, 15266), (2482, 7633)]