201941990

素因数分解:

$2^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{50867}}^1$

素因数の和:51271

約数の個数: 16

約数和(自身を含む): 364418352

約数和(自身を除く): 162476362

約数列:

[1, 2, 5, 10, 397, 794, 1985, 3970, 50867, 101734, 254335, 508670, 20194199, 40388398, 100970995, 201941990]

約数ペア:

[(1, 201941990), (2, 100970995), (5, 40388398), (10, 20194199), (397, 508670), (794, 254335), (1985, 101734), (3970, 50867)]