20218296

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{797}}^1$

素因数の和:964

約数の個数: 64

約数和(自身を含む): 58222080

約数和(自身を除く): 38003784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 151, 168, 302, 453, 604, 797, 906, 1057, 1208, 1594, 1812, 2114, 2391, 3171, 3188, 3624, 4228, 4782, 5579, 6342, 6376, 8456, 9564, 11158, 12684, 16737, 19128, 22316, 25368, 33474, 44632, 66948, 120347, 133896, 240694, 361041, 481388, 722082, 842429, 962776, 1444164, 1684858, 2527287, 2888328, 3369716, 5054574, 6739432, 10109148, 20218296]

約数ペア:

[(1, 20218296), (2, 10109148), (3, 6739432), (4, 5054574), (6, 3369716), (7, 2888328), (8, 2527287), (12, 1684858), (14, 1444164), (21, 962776), (24, 842429), (28, 722082), (42, 481388), (56, 361041), (84, 240694), (151, 133896), (168, 120347), (302, 66948), (453, 44632), (604, 33474), (797, 25368), (906, 22316), (1057, 19128), (1208, 16737), (1594, 12684), (1812, 11158), (2114, 9564), (2391, 8456), (3171, 6376), (3188, 6342), (3624, 5579), (4228, 4782)]