20047944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2539}}^1$

素因数の和:2602

約数の個数: 64

約数和(自身を含む): 58521600

約数和(自身を除く): 38473656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1974, 2539, 2632, 3948, 5078, 7617, 7896, 10156, 15234, 17773, 20312, 30468, 35546, 53319, 60936, 71092, 106638, 119333, 142184, 213276, 238666, 357999, 426552, 477332, 715998, 835331, 954664, 1431996, 1670662, 2505993, 2863992, 3341324, 5011986, 6682648, 10023972, 20047944]

約数ペア:

[(1, 20047944), (2, 10023972), (3, 6682648), (4, 5011986), (6, 3341324), (7, 2863992), (8, 2505993), (12, 1670662), (14, 1431996), (21, 954664), (24, 835331), (28, 715998), (42, 477332), (47, 426552), (56, 357999), (84, 238666), (94, 213276), (141, 142184), (168, 119333), (188, 106638), (282, 71092), (329, 60936), (376, 53319), (564, 35546), (658, 30468), (987, 20312), (1128, 17773), (1316, 15234), (1974, 10156), (2539, 7896), (2632, 7617), (3948, 5078)]