19938798

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:259

約数の個数: 80

約数和(自身を含む): 49762944

約数和(自身を除く): 29824146

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 67, 81, 99, 134, 162, 167, 198, 201, 297, 334, 402, 501, 594, 603, 737, 891, 1002, 1206, 1474, 1503, 1782, 1809, 1837, 2211, 3006, 3618, 3674, 4422, 4509, 5427, 5511, 6633, 9018, 10854, 11022, 11189, 13266, 13527, 16533, 19899, 22378, 27054, 33066, 33567, 39798, 49599, 59697, 67134, 99198, 100701, 119394, 123079, 148797, 201402, 246158, 297594, 302103, 369237, 604206, 738474, 906309, 1107711, 1812618, 2215422, 3323133, 6646266, 9969399, 19938798]

約数ペア:

[(1, 19938798), (2, 9969399), (3, 6646266), (6, 3323133), (9, 2215422), (11, 1812618), (18, 1107711), (22, 906309), (27, 738474), (33, 604206), (54, 369237), (66, 302103), (67, 297594), (81, 246158), (99, 201402), (134, 148797), (162, 123079), (167, 119394), (198, 100701), (201, 99198), (297, 67134), (334, 59697), (402, 49599), (501, 39798), (594, 33567), (603, 33066), (737, 27054), (891, 22378), (1002, 19899), (1206, 16533), (1474, 13527), (1503, 13266), (1782, 11189), (1809, 11022), (1837, 10854), (2211, 9018), (3006, 6633), (3618, 5511), (3674, 5427), (4422, 4509)]