11991568

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 40

約数和(自身を含む): 24105600

約数和(自身を除く): 12114032

約数列:

[1, 2, 4, 8, 16, 53, 79, 106, 158, 179, 212, 316, 358, 424, 632, 716, 848, 1264, 1432, 2864, 4187, 8374, 9487, 14141, 16748, 18974, 28282, 33496, 37948, 56564, 66992, 75896, 113128, 151792, 226256, 749473, 1498946, 2997892, 5995784, 11991568]

約数ペア:

[(1, 11991568), (2, 5995784), (4, 2997892), (8, 1498946), (16, 749473), (53, 226256), (79, 151792), (106, 113128), (158, 75896), (179, 66992), (212, 56564), (316, 37948), (358, 33496), (424, 28282), (632, 18974), (716, 16748), (848, 14141), (1264, 9487), (1432, 8374), (2864, 4187)]