415549808

素因数分解:

$2^4\times {\mathrm{1301}}^1\times {\mathrm{19963}}^1$

素因数の和:21272

約数の個数: 20

約数和(自身を含む): 805786968

約数和(自身を除く): 390237160

約数列:

[1, 2, 4, 8, 16, 1301, 2602, 5204, 10408, 19963, 20816, 39926, 79852, 159704, 319408, 25971863, 51943726, 103887452, 207774904, 415549808]

約数ペア:

[(1, 415549808), (2, 207774904), (4, 103887452), (8, 51943726), (16, 25971863), (1301, 319408), (2602, 159704), (5204, 79852), (10408, 39926), (19963, 20816)]