20734758

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:610

約数の個数: 64

約数和(自身を含む): 51114240

約数和(自身を除く): 30379482

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 67, 99, 134, 198, 201, 297, 402, 521, 594, 603, 737, 1042, 1206, 1474, 1563, 1809, 2211, 3126, 3618, 4422, 4689, 5731, 6633, 9378, 11462, 13266, 14067, 17193, 19899, 28134, 34386, 34907, 39798, 51579, 69814, 103158, 104721, 154737, 209442, 309474, 314163, 383977, 628326, 767954, 942489, 1151931, 1884978, 2303862, 3455793, 6911586, 10367379, 20734758]

約数ペア:

[(1, 20734758), (2, 10367379), (3, 6911586), (6, 3455793), (9, 2303862), (11, 1884978), (18, 1151931), (22, 942489), (27, 767954), (33, 628326), (54, 383977), (66, 314163), (67, 309474), (99, 209442), (134, 154737), (198, 104721), (201, 103158), (297, 69814), (402, 51579), (521, 39798), (594, 34907), (603, 34386), (737, 28134), (1042, 19899), (1206, 17193), (1474, 14067), (1563, 13266), (1809, 11462), (2211, 9378), (3126, 6633), (3618, 5731), (4422, 4689)]