20582616

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 53498880

約数和(自身を除く): 32916264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 71, 94, 141, 142, 188, 213, 257, 282, 284, 376, 426, 514, 564, 568, 771, 852, 1028, 1128, 1542, 1704, 2056, 3084, 3337, 6168, 6674, 10011, 12079, 13348, 18247, 20022, 24158, 26696, 36237, 36494, 40044, 48316, 54741, 72474, 72988, 80088, 96632, 109482, 144948, 145976, 218964, 289896, 437928, 857609, 1715218, 2572827, 3430436, 5145654, 6860872, 10291308, 20582616]

約数ペア:

[(1, 20582616), (2, 10291308), (3, 6860872), (4, 5145654), (6, 3430436), (8, 2572827), (12, 1715218), (24, 857609), (47, 437928), (71, 289896), (94, 218964), (141, 145976), (142, 144948), (188, 109482), (213, 96632), (257, 80088), (282, 72988), (284, 72474), (376, 54741), (426, 48316), (514, 40044), (564, 36494), (568, 36237), (771, 26696), (852, 24158), (1028, 20022), (1128, 18247), (1542, 13348), (1704, 12079), (2056, 10011), (3084, 6674), (3337, 6168)]