988339910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1621}}^1\times {\mathrm{3209}}^1$

素因数の和:4856

約数の個数: 32

約数和(自身を含む): 1874383200

約数和(自身を除く): 886043290

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1621, 3209, 3242, 6418, 8105, 16045, 16210, 30799, 32090, 60971, 61598, 121942, 153995, 304855, 307990, 609710, 5201789, 10403578, 26008945, 52017890, 98833991, 197667982, 494169955, 988339910]

約数ペア:

[(1, 988339910), (2, 494169955), (5, 197667982), (10, 98833991), (19, 52017890), (38, 26008945), (95, 10403578), (190, 5201789), (1621, 609710), (3209, 307990), (3242, 304855), (6418, 153995), (8105, 121942), (16045, 61598), (16210, 60971), (30799, 32090)]