16404738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{631}}^1$

素因数の和:1262

約数の個数: 32

約数和(自身を含む): 37616640

約数和(自身を除く): 21211902

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 619, 631, 1238, 1262, 1857, 1893, 3714, 3786, 4333, 4417, 8666, 8834, 12999, 13251, 25998, 26502, 390589, 781178, 1171767, 2343534, 2734123, 5468246, 8202369, 16404738]

約数ペア:

[(1, 16404738), (2, 8202369), (3, 5468246), (6, 2734123), (7, 2343534), (14, 1171767), (21, 781178), (42, 390589), (619, 26502), (631, 25998), (1238, 13251), (1262, 12999), (1857, 8834), (1893, 8666), (3714, 4417), (3786, 4333)]