18455612

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 39325440

約数和(自身を除く): 20869828

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 113, 133, 226, 266, 307, 452, 532, 614, 791, 1228, 1582, 2147, 2149, 3164, 4294, 4298, 5833, 8588, 8596, 11666, 15029, 23332, 30058, 34691, 40831, 60116, 69382, 81662, 138764, 163324, 242837, 485674, 659129, 971348, 1318258, 2636516, 4613903, 9227806, 18455612]

約数ペア:

[(1, 18455612), (2, 9227806), (4, 4613903), (7, 2636516), (14, 1318258), (19, 971348), (28, 659129), (38, 485674), (76, 242837), (113, 163324), (133, 138764), (226, 81662), (266, 69382), (307, 60116), (452, 40831), (532, 34691), (614, 30058), (791, 23332), (1228, 15029), (1582, 11666), (2147, 8596), (2149, 8588), (3164, 5833), (4294, 4298)]