18997792

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1741}}^1$

素因数の和:1793

約数の個数: 48

約数和(自身を含む): 42142464

約数和(自身を除く): 23144672

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 88, 124, 176, 248, 341, 352, 496, 682, 992, 1364, 1741, 2728, 3482, 5456, 6964, 10912, 13928, 19151, 27856, 38302, 53971, 55712, 76604, 107942, 153208, 215884, 306416, 431768, 593681, 612832, 863536, 1187362, 1727072, 2374724, 4749448, 9498896, 18997792]

約数ペア:

[(1, 18997792), (2, 9498896), (4, 4749448), (8, 2374724), (11, 1727072), (16, 1187362), (22, 863536), (31, 612832), (32, 593681), (44, 431768), (62, 306416), (88, 215884), (124, 153208), (176, 107942), (248, 76604), (341, 55712), (352, 53971), (496, 38302), (682, 27856), (992, 19151), (1364, 13928), (1741, 10912), (2728, 6964), (3482, 5456)]