19894170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7451}}^1$

素因数の和:7550

約数の個数: 32

約数和(自身を含む): 48288960

約数和(自身を除く): 28394790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 7451, 14902, 22353, 37255, 44706, 74510, 111765, 223530, 663139, 1326278, 1989417, 3315695, 3978834, 6631390, 9947085, 19894170]

約数ペア:

[(1, 19894170), (2, 9947085), (3, 6631390), (5, 3978834), (6, 3315695), (10, 1989417), (15, 1326278), (30, 663139), (89, 223530), (178, 111765), (267, 74510), (445, 44706), (534, 37255), (890, 22353), (1335, 14902), (2670, 7451)]