18959584

素因数分解:

$2^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1597}}^1$

素因数の和:1667

約数の個数: 48

約数和(自身を含む): 43491168

約数和(自身を除く): 24531584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 106, 112, 212, 224, 371, 424, 742, 848, 1484, 1597, 1696, 2968, 3194, 5936, 6388, 11179, 11872, 12776, 22358, 25552, 44716, 51104, 84641, 89432, 169282, 178864, 338564, 357728, 592487, 677128, 1184974, 1354256, 2369948, 2708512, 4739896, 9479792, 18959584]

約数ペア:

[(1, 18959584), (2, 9479792), (4, 4739896), (7, 2708512), (8, 2369948), (14, 1354256), (16, 1184974), (28, 677128), (32, 592487), (53, 357728), (56, 338564), (106, 178864), (112, 169282), (212, 89432), (224, 84641), (371, 51104), (424, 44716), (742, 25552), (848, 22358), (1484, 12776), (1597, 11872), (1696, 11179), (2968, 6388), (3194, 5936)]