20123821032

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{501191}}^1$

素因数の和:501446

約数の個数: 64

約数和(自身を含む): 57737318400

約数和(自身を除く): 37613497368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 239, 478, 717, 956, 1434, 1673, 1912, 2868, 3346, 5019, 5736, 6692, 10038, 13384, 20076, 40152, 501191, 1002382, 1503573, 2004764, 3007146, 3508337, 4009528, 6014292, 7016674, 10525011, 12028584, 14033348, 21050022, 28066696, 42100044, 84200088, 119784649, 239569298, 359353947, 479138596, 718707894, 838492543, 958277192, 1437415788, 1676985086, 2515477629, 2874831576, 3353970172, 5030955258, 6707940344, 10061910516, 20123821032]

約数ペア:

[(1, 20123821032), (2, 10061910516), (3, 6707940344), (4, 5030955258), (6, 3353970172), (7, 2874831576), (8, 2515477629), (12, 1676985086), (14, 1437415788), (21, 958277192), (24, 838492543), (28, 718707894), (42, 479138596), (56, 359353947), (84, 239569298), (168, 119784649), (239, 84200088), (478, 42100044), (717, 28066696), (956, 21050022), (1434, 14033348), (1673, 12028584), (1912, 10525011), (2868, 7016674), (3346, 6014292), (5019, 4009528), (5736, 3508337), (6692, 3007146), (10038, 2004764), (13384, 1503573), (20076, 1002382), (40152, 501191)]