19905367890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3835331}}^1$

素因数の和:3835514

約数の個数: 32

約数和(自身を含む): 48049039296

約数和(自身を除く): 28143671406

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 173, 346, 519, 865, 1038, 1730, 2595, 5190, 3835331, 7670662, 11505993, 19176655, 23011986, 38353310, 57529965, 115059930, 663512263, 1327024526, 1990536789, 3317561315, 3981073578, 6635122630, 9952683945, 19905367890]

約数ペア:

[(1, 19905367890), (2, 9952683945), (3, 6635122630), (5, 3981073578), (6, 3317561315), (10, 1990536789), (15, 1327024526), (30, 663512263), (173, 115059930), (346, 57529965), (519, 38353310), (865, 23011986), (1038, 19176655), (1730, 11505993), (2595, 7670662), (5190, 3835331)]