18742512

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{20551}}^1$

素因数の和:20581

約数の個数: 40

約数和(自身を含む): 50968960

約数和(自身を除く): 32226448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 20551, 41102, 61653, 82204, 123306, 164408, 246612, 328816, 390469, 493224, 780938, 986448, 1171407, 1561876, 2342814, 3123752, 4685628, 6247504, 9371256, 18742512]

約数ペア:

[(1, 18742512), (2, 9371256), (3, 6247504), (4, 4685628), (6, 3123752), (8, 2342814), (12, 1561876), (16, 1171407), (19, 986448), (24, 780938), (38, 493224), (48, 390469), (57, 328816), (76, 246612), (114, 164408), (152, 123306), (228, 82204), (304, 61653), (456, 41102), (912, 20551)]