19728414

素因数分解:

$2^1\times 3^3\times {\mathrm{103}}^1\times {\mathrm{3547}}^1$

素因数の和:3661

約数の個数: 32

約数和(自身を含む): 44279040

約数和(自身を除く): 24550626

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 103, 206, 309, 618, 927, 1854, 2781, 3547, 5562, 7094, 10641, 21282, 31923, 63846, 95769, 191538, 365341, 730682, 1096023, 2192046, 3288069, 6576138, 9864207, 19728414]

約数ペア:

[(1, 19728414), (2, 9864207), (3, 6576138), (6, 3288069), (9, 2192046), (18, 1096023), (27, 730682), (54, 365341), (103, 191538), (206, 95769), (309, 63846), (618, 31923), (927, 21282), (1854, 10641), (2781, 7094), (3547, 5562)]