20995343784

素因数分解:

$2^3\times 3^2\times {\mathrm{311}}^1\times {\mathrm{937627}}^1$

素因数の和:937950

約数の個数: 48

約数和(自身を含む): 57045287520

約数和(自身を除く): 36049943736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 311, 622, 933, 1244, 1866, 2488, 2799, 3732, 5598, 7464, 11196, 22392, 937627, 1875254, 2812881, 3750508, 5625762, 7501016, 8438643, 11251524, 16877286, 22503048, 33754572, 67509144, 291601997, 583203994, 874805991, 1166407988, 1749611982, 2332815976, 2624417973, 3499223964, 5248835946, 6998447928, 10497671892, 20995343784]

約数ペア:

[(1, 20995343784), (2, 10497671892), (3, 6998447928), (4, 5248835946), (6, 3499223964), (8, 2624417973), (9, 2332815976), (12, 1749611982), (18, 1166407988), (24, 874805991), (36, 583203994), (72, 291601997), (311, 67509144), (622, 33754572), (933, 22503048), (1244, 16877286), (1866, 11251524), (2488, 8438643), (2799, 7501016), (3732, 5625762), (5598, 3750508), (7464, 2812881), (11196, 1875254), (22392, 937627)]