1977432784

素因数分解:

$2^4\times {\mathrm{1607}}^1\times {\mathrm{76907}}^1$

素因数の和:78522

約数の個数: 20

約数和(自身を含む): 3833709984

約数和(自身を除く): 1856277200

約数列:

[1, 2, 4, 8, 16, 1607, 3214, 6428, 12856, 25712, 76907, 153814, 307628, 615256, 1230512, 123589549, 247179098, 494358196, 988716392, 1977432784]

約数ペア:

[(1, 1977432784), (2, 988716392), (4, 494358196), (8, 247179098), (16, 123589549), (1607, 1230512), (3214, 615256), (6428, 307628), (12856, 153814), (25712, 76907)]