19186384

素因数分解:

$2^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1601}}^1$

素因数の和:1723

約数の個数: 40

約数和(自身を含む): 42907968

約数和(自身を除く): 23721584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 107, 112, 214, 428, 749, 856, 1498, 1601, 1712, 2996, 3202, 5992, 6404, 11207, 11984, 12808, 22414, 25616, 44828, 89656, 171307, 179312, 342614, 685228, 1199149, 1370456, 2398298, 2740912, 4796596, 9593192, 19186384]

約数ペア:

[(1, 19186384), (2, 9593192), (4, 4796596), (7, 2740912), (8, 2398298), (14, 1370456), (16, 1199149), (28, 685228), (56, 342614), (107, 179312), (112, 171307), (214, 89656), (428, 44828), (749, 25616), (856, 22414), (1498, 12808), (1601, 11984), (1712, 11207), (2996, 6404), (3202, 5992)]