28655496

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{20947}}^1$

素因数の和:20978

約数の個数: 48

約数和(自身を含む): 81697200

約数和(自身を除く): 53041704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 20947, 41894, 62841, 83788, 125682, 167576, 188523, 251364, 377046, 397993, 502728, 754092, 795986, 1193979, 1508184, 1591972, 2387958, 3183944, 3581937, 4775916, 7163874, 9551832, 14327748, 28655496]

約数ペア:

[(1, 28655496), (2, 14327748), (3, 9551832), (4, 7163874), (6, 4775916), (8, 3581937), (9, 3183944), (12, 2387958), (18, 1591972), (19, 1508184), (24, 1193979), (36, 795986), (38, 754092), (57, 502728), (72, 397993), (76, 377046), (114, 251364), (152, 188523), (171, 167576), (228, 125682), (342, 83788), (456, 62841), (684, 41894), (1368, 20947)]