20342952518

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1\times {\mathrm{51551}}^1$

素因数の和:52028

約数の個数: 32

約数和(自身を含む): 35454578688

約数和(自身を除く): 15111626170

約数列:

[1, 2, 7, 14, 71, 142, 397, 497, 794, 994, 2779, 5558, 28187, 51551, 56374, 103102, 197309, 360857, 394618, 721714, 3660121, 7320242, 20465747, 25620847, 40931494, 51241694, 143260229, 286520458, 1453068037, 2906136074, 10171476259, 20342952518]

約数ペア:

[(1, 20342952518), (2, 10171476259), (7, 2906136074), (14, 1453068037), (71, 286520458), (142, 143260229), (397, 51241694), (497, 40931494), (794, 25620847), (994, 20465747), (2779, 7320242), (5558, 3660121), (28187, 721714), (51551, 394618), (56374, 360857), (103102, 197309)]