2018974360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3882643}}^1$

素因数の和:3882667

約数の個数: 32

約数和(自身を含む): 4892131440

約数和(自身を除く): 2873157080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3882643, 7765286, 15530572, 19413215, 31061144, 38826430, 50474359, 77652860, 100948718, 155305720, 201897436, 252371795, 403794872, 504743590, 1009487180, 2018974360]

約数ペア:

[(1, 2018974360), (2, 1009487180), (4, 504743590), (5, 403794872), (8, 252371795), (10, 201897436), (13, 155305720), (20, 100948718), (26, 77652860), (40, 50474359), (52, 38826430), (65, 31061144), (104, 19413215), (130, 15530572), (260, 7765286), (520, 3882643)]