18156745712

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{8641}}^1$

素因数の和:8986

約数の個数: 80

約数和(自身を含む): 40918279872

約数和(自身を除く): 22761534160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 257, 292, 511, 514, 584, 1022, 1028, 1168, 1799, 2044, 2056, 3598, 4088, 4112, 7196, 8176, 8641, 14392, 17282, 18761, 28784, 34564, 37522, 60487, 69128, 75044, 120974, 131327, 138256, 150088, 241948, 262654, 300176, 483896, 525308, 630793, 967792, 1050616, 1261586, 2101232, 2220737, 2523172, 4415551, 4441474, 5046344, 8831102, 8882948, 10092688, 15545159, 17662204, 17765896, 31090318, 35324408, 35531792, 62180636, 70648816, 124361272, 162113801, 248722544, 324227602, 648455204, 1134796607, 1296910408, 2269593214, 2593820816, 4539186428, 9078372856, 18156745712]

約数ペア:

[(1, 18156745712), (2, 9078372856), (4, 4539186428), (7, 2593820816), (8, 2269593214), (14, 1296910408), (16, 1134796607), (28, 648455204), (56, 324227602), (73, 248722544), (112, 162113801), (146, 124361272), (257, 70648816), (292, 62180636), (511, 35531792), (514, 35324408), (584, 31090318), (1022, 17765896), (1028, 17662204), (1168, 15545159), (1799, 10092688), (2044, 8882948), (2056, 8831102), (3598, 5046344), (4088, 4441474), (4112, 4415551), (7196, 2523172), (8176, 2220737), (8641, 2101232), (14392, 1261586), (17282, 1050616), (18761, 967792), (28784, 630793), (34564, 525308), (37522, 483896), (60487, 300176), (69128, 262654), (75044, 241948), (120974, 150088), (131327, 138256)]