16849420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1973}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 41122368

約数和(自身を除く): 24272948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 1973, 2135, 3946, 4270, 7892, 8540, 9865, 13811, 19730, 27622, 39460, 55244, 69055, 120353, 138110, 240706, 276220, 481412, 601765, 842471, 1203530, 1684942, 2407060, 3369884, 4212355, 8424710, 16849420]

約数ペア:

[(1, 16849420), (2, 8424710), (4, 4212355), (5, 3369884), (7, 2407060), (10, 1684942), (14, 1203530), (20, 842471), (28, 601765), (35, 481412), (61, 276220), (70, 240706), (122, 138110), (140, 120353), (244, 69055), (305, 55244), (427, 39460), (610, 27622), (854, 19730), (1220, 13811), (1708, 9865), (1973, 8540), (2135, 7892), (3946, 4270)]