12533420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 28159488

約数和(自身を除く): 15626068

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 191, 193, 340, 382, 386, 764, 772, 955, 965, 1910, 1930, 3247, 3281, 3820, 3860, 6494, 6562, 12988, 13124, 16235, 16405, 32470, 32810, 36863, 64940, 65620, 73726, 147452, 184315, 368630, 626671, 737260, 1253342, 2506684, 3133355, 6266710, 12533420]

約数ペア:

[(1, 12533420), (2, 6266710), (4, 3133355), (5, 2506684), (10, 1253342), (17, 737260), (20, 626671), (34, 368630), (68, 184315), (85, 147452), (170, 73726), (191, 65620), (193, 64940), (340, 36863), (382, 32810), (386, 32470), (764, 16405), (772, 16235), (955, 13124), (965, 12988), (1910, 6562), (1930, 6494), (3247, 3860), (3281, 3820)]