18906345

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6089}}^1$

素因数の和:6126

約数の個数: 32

約数和(自身を含む): 35078400

約数和(自身を除く): 16172055

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 6089, 18267, 30445, 54801, 91335, 140047, 164403, 274005, 420141, 700235, 822015, 1260423, 2100705, 3781269, 6302115, 18906345]

約数ペア:

[(1, 18906345), (3, 6302115), (5, 3781269), (9, 2100705), (15, 1260423), (23, 822015), (27, 700235), (45, 420141), (69, 274005), (115, 164403), (135, 140047), (207, 91335), (345, 54801), (621, 30445), (1035, 18267), (3105, 6089)]