18696236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1399}}^1$

素因数の和:1673

約数の個数: 24

約数和(自身を含む): 35397600

約数和(自身を除く): 16701364

約数列:

[1, 2, 4, 13, 26, 52, 257, 514, 1028, 1399, 2798, 3341, 5596, 6682, 13364, 18187, 36374, 72748, 359543, 719086, 1438172, 4674059, 9348118, 18696236]

約数ペア:

[(1, 18696236), (2, 9348118), (4, 4674059), (13, 1438172), (26, 719086), (52, 359543), (257, 72748), (514, 36374), (1028, 18187), (1399, 13364), (2798, 6682), (3341, 5596)]