17939754

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{823}}^1$

素因数の和:1011

約数の個数: 48

約数和(自身を含む): 44733312

約数和(自身を除く): 26793558

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 173, 346, 519, 823, 1038, 1211, 1557, 1646, 2422, 2469, 3114, 3633, 4938, 5761, 7266, 7407, 10899, 11522, 14814, 17283, 21798, 34566, 51849, 103698, 142379, 284758, 427137, 854274, 996653, 1281411, 1993306, 2562822, 2989959, 5979918, 8969877, 17939754]

約数ペア:

[(1, 17939754), (2, 8969877), (3, 5979918), (6, 2989959), (7, 2562822), (9, 1993306), (14, 1281411), (18, 996653), (21, 854274), (42, 427137), (63, 284758), (126, 142379), (173, 103698), (346, 51849), (519, 34566), (823, 21798), (1038, 17283), (1211, 14814), (1557, 11522), (1646, 10899), (2422, 7407), (2469, 7266), (3114, 5761), (3633, 4938)]