11991188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 25994304

約数和(自身を除く): 14003116

約数列:

[1, 2, 4, 11, 17, 22, 23, 34, 41, 44, 46, 68, 82, 92, 164, 187, 253, 289, 374, 391, 451, 506, 578, 697, 748, 782, 902, 943, 1012, 1156, 1394, 1564, 1804, 1886, 2788, 3179, 3772, 4301, 6358, 6647, 7667, 8602, 10373, 11849, 12716, 13294, 15334, 16031, 17204, 20746, 23698, 26588, 30668, 32062, 41492, 47396, 64124, 73117, 130339, 146234, 176341, 260678, 272527, 292468, 352682, 521356, 545054, 705364, 1090108, 2997797, 5995594, 11991188]

約数ペア:

[(1, 11991188), (2, 5995594), (4, 2997797), (11, 1090108), (17, 705364), (22, 545054), (23, 521356), (34, 352682), (41, 292468), (44, 272527), (46, 260678), (68, 176341), (82, 146234), (92, 130339), (164, 73117), (187, 64124), (253, 47396), (289, 41492), (374, 32062), (391, 30668), (451, 26588), (506, 23698), (578, 20746), (697, 17204), (748, 16031), (782, 15334), (902, 13294), (943, 12716), (1012, 11849), (1156, 10373), (1394, 8602), (1564, 7667), (1804, 6647), (1886, 6358), (2788, 4301), (3179, 3772)]