20120782484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{51283}}^1$

素因数の和:51576

約数の個数: 48

約数和(自身を含む): 39615043776

約数和(自身を除く): 19494261292

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 241, 407, 482, 814, 964, 1628, 2651, 5302, 8917, 10604, 17834, 35668, 51283, 98087, 102566, 196174, 205132, 392348, 564113, 1128226, 1897471, 2256452, 3794942, 7589884, 12359203, 20872181, 24718406, 41744362, 49436812, 83488724, 135951233, 271902466, 457290511, 543804932, 914581022, 1829162044, 5030195621, 10060391242, 20120782484]

約数ペア:

[(1, 20120782484), (2, 10060391242), (4, 5030195621), (11, 1829162044), (22, 914581022), (37, 543804932), (44, 457290511), (74, 271902466), (148, 135951233), (241, 83488724), (407, 49436812), (482, 41744362), (814, 24718406), (964, 20872181), (1628, 12359203), (2651, 7589884), (5302, 3794942), (8917, 2256452), (10604, 1897471), (17834, 1128226), (35668, 564113), (51283, 392348), (98087, 205132), (102566, 196174)]