18959340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16631}}^1$

素因数の和:16662

約数の個数: 48

約数和(自身を含む): 55883520

約数和(自身を除く): 36924180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 16631, 33262, 49893, 66524, 83155, 99786, 166310, 199572, 249465, 315989, 332620, 498930, 631978, 947967, 997860, 1263956, 1579945, 1895934, 3159890, 3791868, 4739835, 6319780, 9479670, 18959340]

約数ペア:

[(1, 18959340), (2, 9479670), (3, 6319780), (4, 4739835), (5, 3791868), (6, 3159890), (10, 1895934), (12, 1579945), (15, 1263956), (19, 997860), (20, 947967), (30, 631978), (38, 498930), (57, 332620), (60, 315989), (76, 249465), (95, 199572), (114, 166310), (190, 99786), (228, 83155), (285, 66524), (380, 49893), (570, 33262), (1140, 16631)]