20502576

素因数分解:

$2^4\times 3^2\times {\mathrm{173}}^1\times {\mathrm{823}}^1$

素因数の和:1010

約数の個数: 60

約数和(自身を含む): 57780528

約数和(自身を除く): 37277952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 173, 346, 519, 692, 823, 1038, 1384, 1557, 1646, 2076, 2469, 2768, 3114, 3292, 4152, 4938, 6228, 6584, 7407, 8304, 9876, 12456, 13168, 14814, 19752, 24912, 29628, 39504, 59256, 118512, 142379, 284758, 427137, 569516, 854274, 1139032, 1281411, 1708548, 2278064, 2562822, 3417096, 5125644, 6834192, 10251288, 20502576]

約数ペア:

[(1, 20502576), (2, 10251288), (3, 6834192), (4, 5125644), (6, 3417096), (8, 2562822), (9, 2278064), (12, 1708548), (16, 1281411), (18, 1139032), (24, 854274), (36, 569516), (48, 427137), (72, 284758), (144, 142379), (173, 118512), (346, 59256), (519, 39504), (692, 29628), (823, 24912), (1038, 19752), (1384, 14814), (1557, 13168), (1646, 12456), (2076, 9876), (2469, 8304), (2768, 7407), (3114, 6584), (3292, 6228), (4152, 4938)]