19838190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28751}}^1$

素因数の和:28784

約数の個数: 32

約数和(自身を含む): 49683456

約数和(自身を除く): 29845266

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 28751, 57502, 86253, 143755, 172506, 287510, 431265, 661273, 862530, 1322546, 1983819, 3306365, 3967638, 6612730, 9919095, 19838190]

約数ペア:

[(1, 19838190), (2, 9919095), (3, 6612730), (5, 3967638), (6, 3306365), (10, 1983819), (15, 1322546), (23, 862530), (30, 661273), (46, 431265), (69, 287510), (115, 172506), (138, 143755), (230, 86253), (345, 57502), (690, 28751)]