19104520

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{3163}}^1$

素因数の和:3325

約数の個数: 32

約数和(自身を含む): 43283520

約数和(自身を除く): 24179000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 3163, 6040, 6326, 12652, 15815, 25304, 31630, 63260, 126520, 477613, 955226, 1910452, 2388065, 3820904, 4776130, 9552260, 19104520]

約数ペア:

[(1, 19104520), (2, 9552260), (4, 4776130), (5, 3820904), (8, 2388065), (10, 1910452), (20, 955226), (40, 477613), (151, 126520), (302, 63260), (604, 31630), (755, 25304), (1208, 15815), (1510, 12652), (3020, 6326), (3163, 6040)]