18832736

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2663}}^1$

素因数の和:2703

約数の個数: 48

約数和(自身を含む): 42293664

約数和(自身を除く): 23460928

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 2663, 3536, 5326, 7072, 10652, 21304, 34619, 42608, 45271, 69238, 85216, 90542, 138476, 181084, 276952, 362168, 553904, 588523, 724336, 1107808, 1177046, 1448672, 2354092, 4708184, 9416368, 18832736]

約数ペア:

[(1, 18832736), (2, 9416368), (4, 4708184), (8, 2354092), (13, 1448672), (16, 1177046), (17, 1107808), (26, 724336), (32, 588523), (34, 553904), (52, 362168), (68, 276952), (104, 181084), (136, 138476), (208, 90542), (221, 85216), (272, 69238), (416, 45271), (442, 42608), (544, 34619), (884, 21304), (1768, 10652), (2663, 7072), (3536, 5326)]