18949750

素因数分解:

$2^1\times 5^3\times {\mathrm{229}}^1\times {\mathrm{331}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 35736480

約数和(自身を除く): 16786730

約数列:

[1, 2, 5, 10, 25, 50, 125, 229, 250, 331, 458, 662, 1145, 1655, 2290, 3310, 5725, 8275, 11450, 16550, 28625, 41375, 57250, 75799, 82750, 151598, 378995, 757990, 1894975, 3789950, 9474875, 18949750]

約数ペア:

[(1, 18949750), (2, 9474875), (5, 3789950), (10, 1894975), (25, 757990), (50, 378995), (125, 151598), (229, 82750), (250, 75799), (331, 57250), (458, 41375), (662, 28625), (1145, 16550), (1655, 11450), (2290, 8275), (3310, 5725)]