20039604

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6761}}^1$

素因数の和:6800

約数の個数: 48

約数和(自身を含む): 53014080

約数和(自身を除く): 32974476

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6761, 13522, 20283, 27044, 40566, 81132, 87893, 128459, 175786, 256918, 263679, 351572, 385377, 513836, 527358, 770754, 1054716, 1541508, 1669967, 3339934, 5009901, 6679868, 10019802, 20039604]

約数ペア:

[(1, 20039604), (2, 10019802), (3, 6679868), (4, 5009901), (6, 3339934), (12, 1669967), (13, 1541508), (19, 1054716), (26, 770754), (38, 527358), (39, 513836), (52, 385377), (57, 351572), (76, 263679), (78, 256918), (114, 175786), (156, 128459), (228, 87893), (247, 81132), (494, 40566), (741, 27044), (988, 20283), (1482, 13522), (2964, 6761)]