20754738

素因数分解:

$2^1\times 3^3\times {\mathrm{197}}^1\times {\mathrm{1951}}^1$

素因数の和:2159

約数の個数: 32

約数和(自身を含む): 46379520

約数和(自身を除く): 25624782

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 197, 394, 591, 1182, 1773, 1951, 3546, 3902, 5319, 5853, 10638, 11706, 17559, 35118, 52677, 105354, 384347, 768694, 1153041, 2306082, 3459123, 6918246, 10377369, 20754738]

約数ペア:

[(1, 20754738), (2, 10377369), (3, 6918246), (6, 3459123), (9, 2306082), (18, 1153041), (27, 768694), (54, 384347), (197, 105354), (394, 52677), (591, 35118), (1182, 17559), (1773, 11706), (1951, 10638), (3546, 5853), (3902, 5319)]