19180728

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2003}}^1$

素因数の和:2041

約数の個数: 96

約数和(自身を含む): 62524800

約数和(自身を除く): 43344072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 168, 171, 228, 252, 266, 342, 399, 456, 504, 532, 684, 798, 1064, 1197, 1368, 1596, 2003, 2394, 3192, 4006, 4788, 6009, 8012, 9576, 12018, 14021, 16024, 18027, 24036, 28042, 36054, 38057, 42063, 48072, 56084, 72108, 76114, 84126, 112168, 114171, 126189, 144216, 152228, 168252, 228342, 252378, 266399, 304456, 336504, 342513, 456684, 504756, 532798, 685026, 799197, 913368, 1009512, 1065596, 1370052, 1598394, 2131192, 2397591, 2740104, 3196788, 4795182, 6393576, 9590364, 19180728]

約数ペア:

[(1, 19180728), (2, 9590364), (3, 6393576), (4, 4795182), (6, 3196788), (7, 2740104), (8, 2397591), (9, 2131192), (12, 1598394), (14, 1370052), (18, 1065596), (19, 1009512), (21, 913368), (24, 799197), (28, 685026), (36, 532798), (38, 504756), (42, 456684), (56, 342513), (57, 336504), (63, 304456), (72, 266399), (76, 252378), (84, 228342), (114, 168252), (126, 152228), (133, 144216), (152, 126189), (168, 114171), (171, 112168), (228, 84126), (252, 76114), (266, 72108), (342, 56084), (399, 48072), (456, 42063), (504, 38057), (532, 36054), (684, 28042), (798, 24036), (1064, 18027), (1197, 16024), (1368, 14021), (1596, 12018), (2003, 9576), (2394, 8012), (3192, 6009), (4006, 4788)]