18138930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1523}}^1$

素因数の和:1930

約数の個数: 32

約数和(自身を含む): 43671744

約数和(自身を除く): 25532814

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 397, 794, 1191, 1523, 1985, 2382, 3046, 3970, 4569, 5955, 7615, 9138, 11910, 15230, 22845, 45690, 604631, 1209262, 1813893, 3023155, 3627786, 6046310, 9069465, 18138930]

約数ペア:

[(1, 18138930), (2, 9069465), (3, 6046310), (5, 3627786), (6, 3023155), (10, 1813893), (15, 1209262), (30, 604631), (397, 45690), (794, 22845), (1191, 15230), (1523, 11910), (1985, 9138), (2382, 7615), (3046, 5955), (3970, 4569)]