20283650

素因数分解:

$2^1\times 5^2\times {\mathrm{509}}^1\times {\mathrm{797}}^1$

素因数の和:1318

約数の個数: 24

約数和(自身を含む): 37849140

約数和(自身を除く): 17565490

約数列:

[1, 2, 5, 10, 25, 50, 509, 797, 1018, 1594, 2545, 3985, 5090, 7970, 12725, 19925, 25450, 39850, 405673, 811346, 2028365, 4056730, 10141825, 20283650]

約数ペア:

[(1, 20283650), (2, 10141825), (5, 4056730), (10, 2028365), (25, 811346), (50, 405673), (509, 39850), (797, 25450), (1018, 19925), (1594, 12725), (2545, 7970), (3985, 5090)]