20964192

素因数分解:

$2^5\times 3^1\times {\mathrm{131}}^1\times {\mathrm{1667}}^1$

素因数の和:1811

約数の個数: 48

約数和(自身を含む): 55484352

約数和(自身を除く): 34520160

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 131, 262, 393, 524, 786, 1048, 1572, 1667, 2096, 3144, 3334, 4192, 5001, 6288, 6668, 10002, 12576, 13336, 20004, 26672, 40008, 53344, 80016, 160032, 218377, 436754, 655131, 873508, 1310262, 1747016, 2620524, 3494032, 5241048, 6988064, 10482096, 20964192]

約数ペア:

[(1, 20964192), (2, 10482096), (3, 6988064), (4, 5241048), (6, 3494032), (8, 2620524), (12, 1747016), (16, 1310262), (24, 873508), (32, 655131), (48, 436754), (96, 218377), (131, 160032), (262, 80016), (393, 53344), (524, 40008), (786, 26672), (1048, 20004), (1572, 13336), (1667, 12576), (2096, 10002), (3144, 6668), (3334, 6288), (4192, 5001)]