20145803748

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{1423}}^1\times {\mathrm{24077}}^1$

素因数の和:25521

約数の個数: 72

約数和(自身を含む): 54722166912

約数和(自身を除く): 34576363164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 1423, 2846, 4269, 5692, 8538, 9961, 17076, 19922, 24077, 29883, 39844, 48154, 59766, 69727, 72231, 96308, 119532, 139454, 144462, 168539, 209181, 278908, 288924, 337078, 418362, 505617, 674156, 836724, 1011234, 1179773, 2022468, 2359546, 3539319, 4719092, 7078638, 14157276, 34261571, 68523142, 102784713, 137046284, 205569426, 239830997, 411138852, 479661994, 719492991, 959323988, 1438985982, 1678816979, 2877971964, 3357633958, 5036450937, 6715267916, 10072901874, 20145803748]

約数ペア:

[(1, 20145803748), (2, 10072901874), (3, 6715267916), (4, 5036450937), (6, 3357633958), (7, 2877971964), (12, 1678816979), (14, 1438985982), (21, 959323988), (28, 719492991), (42, 479661994), (49, 411138852), (84, 239830997), (98, 205569426), (147, 137046284), (196, 102784713), (294, 68523142), (588, 34261571), (1423, 14157276), (2846, 7078638), (4269, 4719092), (5692, 3539319), (8538, 2359546), (9961, 2022468), (17076, 1179773), (19922, 1011234), (24077, 836724), (29883, 674156), (39844, 505617), (48154, 418362), (59766, 337078), (69727, 288924), (72231, 278908), (96308, 209181), (119532, 168539), (139454, 144462)]