18795393

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 30551040

約数和(自身を除く): 11755647

約数列:

[1, 3, 9, 23, 29, 31, 69, 87, 93, 101, 207, 261, 279, 303, 667, 713, 899, 909, 2001, 2139, 2323, 2697, 2929, 3131, 6003, 6417, 6969, 8091, 8787, 9393, 20677, 20907, 26361, 28179, 62031, 67367, 72013, 90799, 186093, 202101, 216039, 272397, 606303, 648117, 817191, 2088377, 6265131, 18795393]

約数ペア:

[(1, 18795393), (3, 6265131), (9, 2088377), (23, 817191), (29, 648117), (31, 606303), (69, 272397), (87, 216039), (93, 202101), (101, 186093), (207, 90799), (261, 72013), (279, 67367), (303, 62031), (667, 28179), (713, 26361), (899, 20907), (909, 20677), (2001, 9393), (2139, 8787), (2323, 8091), (2697, 6969), (2929, 6417), (3131, 6003)]