19424390

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 36115200

約数和(自身を除く): 16690810

約数列:

[1, 2, 5, 10, 43, 86, 199, 215, 227, 398, 430, 454, 995, 1135, 1990, 2270, 8557, 9761, 17114, 19522, 42785, 45173, 48805, 85570, 90346, 97610, 225865, 451730, 1942439, 3884878, 9712195, 19424390]

約数ペア:

[(1, 19424390), (2, 9712195), (5, 3884878), (10, 1942439), (43, 451730), (86, 225865), (199, 97610), (215, 90346), (227, 85570), (398, 48805), (430, 45173), (454, 42785), (995, 19522), (1135, 17114), (1990, 9761), (2270, 8557)]