16829796820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{456587}}^1$

素因数の和:456712

約数の個数: 48

約数和(自身を含む): 37586324160

約数和(自身を除く): 20756527340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 190, 194, 380, 388, 485, 970, 1843, 1940, 3686, 7372, 9215, 18430, 36860, 456587, 913174, 1826348, 2282935, 4565870, 8675153, 9131740, 17350306, 34700612, 43375765, 44288939, 86751530, 88577878, 173503060, 177155756, 221444695, 442889390, 841489841, 885778780, 1682979682, 3365959364, 4207449205, 8414898410, 16829796820]

約数ペア:

[(1, 16829796820), (2, 8414898410), (4, 4207449205), (5, 3365959364), (10, 1682979682), (19, 885778780), (20, 841489841), (38, 442889390), (76, 221444695), (95, 177155756), (97, 173503060), (190, 88577878), (194, 86751530), (380, 44288939), (388, 43375765), (485, 34700612), (970, 17350306), (1843, 9131740), (1940, 8675153), (3686, 4565870), (7372, 2282935), (9215, 1826348), (18430, 913174), (36860, 456587)]