20198472

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{479}}^1$

素因数の和:746

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 37862328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 251, 479, 502, 753, 958, 1004, 1437, 1506, 1757, 1916, 2008, 2874, 3012, 3353, 3514, 3832, 5271, 5748, 6024, 6706, 7028, 10059, 10542, 11496, 13412, 14056, 20118, 21084, 26824, 40236, 42168, 80472, 120229, 240458, 360687, 480916, 721374, 841603, 961832, 1442748, 1683206, 2524809, 2885496, 3366412, 5049618, 6732824, 10099236, 20198472]

約数ペア:

[(1, 20198472), (2, 10099236), (3, 6732824), (4, 5049618), (6, 3366412), (7, 2885496), (8, 2524809), (12, 1683206), (14, 1442748), (21, 961832), (24, 841603), (28, 721374), (42, 480916), (56, 360687), (84, 240458), (168, 120229), (251, 80472), (479, 42168), (502, 40236), (753, 26824), (958, 21084), (1004, 20118), (1437, 14056), (1506, 13412), (1757, 11496), (1916, 10542), (2008, 10059), (2874, 7028), (3012, 6706), (3353, 6024), (3514, 5748), (3832, 5271)]