20704776

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1637}}^1$

素因数の和:1694

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 35904504

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 31, 34, 51, 62, 68, 93, 102, 124, 136, 186, 204, 248, 372, 408, 527, 744, 1054, 1581, 1637, 2108, 3162, 3274, 4216, 4911, 6324, 6548, 9822, 12648, 13096, 19644, 27829, 39288, 50747, 55658, 83487, 101494, 111316, 152241, 166974, 202988, 222632, 304482, 333948, 405976, 608964, 667896, 862699, 1217928, 1725398, 2588097, 3450796, 5176194, 6901592, 10352388, 20704776]

約数ペア:

[(1, 20704776), (2, 10352388), (3, 6901592), (4, 5176194), (6, 3450796), (8, 2588097), (12, 1725398), (17, 1217928), (24, 862699), (31, 667896), (34, 608964), (51, 405976), (62, 333948), (68, 304482), (93, 222632), (102, 202988), (124, 166974), (136, 152241), (186, 111316), (204, 101494), (248, 83487), (372, 55658), (408, 50747), (527, 39288), (744, 27829), (1054, 19644), (1581, 13096), (1637, 12648), (2108, 9822), (3162, 6548), (3274, 6324), (4216, 4911)]