18367616

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 40538880

約数和(自身を除く): 22171264

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 64, 68, 92, 128, 136, 184, 272, 367, 368, 391, 544, 734, 736, 782, 1088, 1468, 1472, 1564, 2176, 2936, 2944, 3128, 5872, 6239, 6256, 8441, 11744, 12478, 12512, 16882, 23488, 24956, 25024, 33764, 46976, 49912, 50048, 67528, 99824, 135056, 143497, 199648, 270112, 286994, 399296, 540224, 573988, 798592, 1080448, 1147976, 2295952, 4591904, 9183808, 18367616]

約数ペア:

[(1, 18367616), (2, 9183808), (4, 4591904), (8, 2295952), (16, 1147976), (17, 1080448), (23, 798592), (32, 573988), (34, 540224), (46, 399296), (64, 286994), (68, 270112), (92, 199648), (128, 143497), (136, 135056), (184, 99824), (272, 67528), (367, 50048), (368, 49912), (391, 46976), (544, 33764), (734, 25024), (736, 24956), (782, 23488), (1088, 16882), (1468, 12512), (1472, 12478), (1564, 11744), (2176, 8441), (2936, 6256), (2944, 6239), (3128, 5872)]