20441586

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 46964736

約数和(自身を除く): 26523150

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 97, 103, 186, 194, 206, 291, 309, 341, 582, 618, 682, 1023, 1067, 1133, 2046, 2134, 2266, 3007, 3193, 3201, 3399, 6014, 6386, 6402, 6798, 9021, 9579, 9991, 18042, 19158, 19982, 29973, 33077, 35123, 59946, 66154, 70246, 99231, 105369, 109901, 198462, 210738, 219802, 309721, 329703, 619442, 659406, 929163, 1858326, 3406931, 6813862, 10220793, 20441586]

約数ペア:

[(1, 20441586), (2, 10220793), (3, 6813862), (6, 3406931), (11, 1858326), (22, 929163), (31, 659406), (33, 619442), (62, 329703), (66, 309721), (93, 219802), (97, 210738), (103, 198462), (186, 109901), (194, 105369), (206, 99231), (291, 70246), (309, 66154), (341, 59946), (582, 35123), (618, 33077), (682, 29973), (1023, 19982), (1067, 19158), (1133, 18042), (2046, 9991), (2134, 9579), (2266, 9021), (3007, 6798), (3193, 6402), (3201, 6386), (3399, 6014)]