20120892

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{487}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 51485952

約数和(自身を除く): 31365060

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 313, 487, 626, 939, 974, 1252, 1461, 1878, 1948, 2922, 3443, 3756, 5357, 5844, 6886, 10329, 10714, 13772, 16071, 20658, 21428, 32142, 41316, 64284, 152431, 304862, 457293, 609724, 914586, 1676741, 1829172, 3353482, 5030223, 6706964, 10060446, 20120892]

約数ペア:

[(1, 20120892), (2, 10060446), (3, 6706964), (4, 5030223), (6, 3353482), (11, 1829172), (12, 1676741), (22, 914586), (33, 609724), (44, 457293), (66, 304862), (132, 152431), (313, 64284), (487, 41316), (626, 32142), (939, 21428), (974, 20658), (1252, 16071), (1461, 13772), (1878, 10714), (1948, 10329), (2922, 6886), (3443, 5844), (3756, 5357)]