20019374936

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1\times {\mathrm{3767}}^1$

素因数の和:4376

約数の個数: 64

約数和(自身を含む): 41361788160

約数和(自身を除く): 21342413224

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 131, 262, 461, 524, 922, 1048, 1441, 1844, 2882, 3688, 3767, 5071, 5764, 7534, 10142, 11528, 15068, 20284, 30136, 40568, 41437, 60391, 82874, 120782, 165748, 241564, 331496, 483128, 493477, 664301, 986954, 1328602, 1736587, 1973908, 2657204, 3473174, 3947816, 5314408, 5428247, 6946348, 10856494, 13892696, 19102457, 21712988, 38204914, 43425976, 76409828, 152819656, 227492897, 454985794, 909971588, 1819943176, 2502421867, 5004843734, 10009687468, 20019374936]

約数ペア:

[(1, 20019374936), (2, 10009687468), (4, 5004843734), (8, 2502421867), (11, 1819943176), (22, 909971588), (44, 454985794), (88, 227492897), (131, 152819656), (262, 76409828), (461, 43425976), (524, 38204914), (922, 21712988), (1048, 19102457), (1441, 13892696), (1844, 10856494), (2882, 6946348), (3688, 5428247), (3767, 5314408), (5071, 3947816), (5764, 3473174), (7534, 2657204), (10142, 1973908), (11528, 1736587), (15068, 1328602), (20284, 986954), (30136, 664301), (40568, 493477), (41437, 483128), (60391, 331496), (82874, 241564), (120782, 165748)]