20276724

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6841}}^1$

素因数の和:6880

約数の個数: 48

約数和(自身を含む): 53641280

約数和(自身を除く): 33364556

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, 6841, 13682, 20523, 27364, 41046, 82092, 88933, 129979, 177866, 259958, 266799, 355732, 389937, 519916, 533598, 779874, 1067196, 1559748, 1689727, 3379454, 5069181, 6758908, 10138362, 20276724]

約数ペア:

[(1, 20276724), (2, 10138362), (3, 6758908), (4, 5069181), (6, 3379454), (12, 1689727), (13, 1559748), (19, 1067196), (26, 779874), (38, 533598), (39, 519916), (52, 389937), (57, 355732), (76, 266799), (78, 259958), (114, 177866), (156, 129979), (228, 88933), (247, 82092), (494, 41046), (741, 27364), (988, 20523), (1482, 13682), (2964, 6841)]