30921626

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 50803200

約数和(自身を除く): 19881574

約数列:

[1, 2, 19, 38, 41, 82, 89, 178, 223, 446, 779, 1558, 1691, 3382, 3649, 4237, 7298, 8474, 9143, 18286, 19847, 39694, 69331, 138662, 173717, 347434, 377093, 754186, 813727, 1627454, 15460813, 30921626]

約数ペア:

[(1, 30921626), (2, 15460813), (19, 1627454), (38, 813727), (41, 754186), (82, 377093), (89, 347434), (178, 173717), (223, 138662), (446, 69331), (779, 39694), (1558, 19847), (1691, 18286), (3382, 9143), (3649, 8474), (4237, 7298)]