19510904

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11239}}^1$

素因数の和:11283

約数の個数: 32

約数和(自身を含む): 43161600

約数和(自身を除く): 23650696

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 11239, 22478, 44956, 78673, 89912, 157346, 314692, 348409, 629384, 696818, 1393636, 2438863, 2787272, 4877726, 9755452, 19510904]

約数ペア:

[(1, 19510904), (2, 9755452), (4, 4877726), (7, 2787272), (8, 2438863), (14, 1393636), (28, 696818), (31, 629384), (56, 348409), (62, 314692), (124, 157346), (217, 89912), (248, 78673), (434, 44956), (868, 22478), (1736, 11239)]