138463792

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{455473}}^1$

素因数の和:455500

約数の個数: 20

約数和(自身を含む): 282393880

約数和(自身を除く): 143930088

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 455473, 910946, 1821892, 3643784, 7287568, 8653987, 17307974, 34615948, 69231896, 138463792]

約数ペア:

[(1, 138463792), (2, 69231896), (4, 34615948), (8, 17307974), (16, 8653987), (19, 7287568), (38, 3643784), (76, 1821892), (152, 910946), (304, 455473)]