19175624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3923}}^1$

素因数の和:3989

約数の個数: 32

約数和(自身を含む): 39553920

約数和(自身を除く): 20378296

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 3923, 4888, 7846, 15692, 31384, 50999, 101998, 184381, 203996, 368762, 407992, 737524, 1475048, 2396953, 4793906, 9587812, 19175624]

約数ペア:

[(1, 19175624), (2, 9587812), (4, 4793906), (8, 2396953), (13, 1475048), (26, 737524), (47, 407992), (52, 368762), (94, 203996), (104, 184381), (188, 101998), (376, 50999), (611, 31384), (1222, 15692), (2444, 7846), (3923, 4888)]