20303946

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:369

約数の個数: 80

約数和(自身を含む): 50738688

約数和(自身を除く): 30434742

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 81, 93, 117, 162, 186, 234, 279, 311, 351, 403, 558, 622, 702, 806, 837, 933, 1053, 1209, 1674, 1866, 2106, 2418, 2511, 2799, 3627, 4043, 5022, 5598, 7254, 8086, 8397, 9641, 10881, 12129, 16794, 19282, 21762, 24258, 25191, 28923, 32643, 36387, 50382, 57846, 65286, 72774, 86769, 109161, 125333, 173538, 218322, 250666, 260307, 327483, 375999, 520614, 654966, 751998, 780921, 1127997, 1561842, 2255994, 3383991, 6767982, 10151973, 20303946]

約数ペア:

[(1, 20303946), (2, 10151973), (3, 6767982), (6, 3383991), (9, 2255994), (13, 1561842), (18, 1127997), (26, 780921), (27, 751998), (31, 654966), (39, 520614), (54, 375999), (62, 327483), (78, 260307), (81, 250666), (93, 218322), (117, 173538), (162, 125333), (186, 109161), (234, 86769), (279, 72774), (311, 65286), (351, 57846), (403, 50382), (558, 36387), (622, 32643), (702, 28923), (806, 25191), (837, 24258), (933, 21762), (1053, 19282), (1209, 16794), (1674, 12129), (1866, 10881), (2106, 9641), (2418, 8397), (2511, 8086), (2799, 7254), (3627, 5598), (4043, 5022)]