1898021872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{201403}}^1$

素因数の和:201461

約数の個数: 40

約数和(自身を含む): 3995855360

約数和(自身を除く): 2097833488

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 201403, 402806, 805612, 1611224, 3222448, 3826657, 6243493, 7653314, 12486986, 15306628, 24973972, 30613256, 49947944, 61226512, 99895888, 118626367, 237252734, 474505468, 949010936, 1898021872]

約数ペア:

[(1, 1898021872), (2, 949010936), (4, 474505468), (8, 237252734), (16, 118626367), (19, 99895888), (31, 61226512), (38, 49947944), (62, 30613256), (76, 24973972), (124, 15306628), (152, 12486986), (248, 7653314), (304, 6243493), (496, 3826657), (589, 3222448), (1178, 1611224), (2356, 805612), (4712, 402806), (9424, 201403)]