19640376

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 65356200

約数和(自身を除く): 45715824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 49, 56, 57, 63, 72, 76, 84, 98, 114, 126, 133, 147, 152, 168, 171, 196, 228, 252, 266, 293, 294, 342, 392, 399, 441, 456, 504, 532, 586, 588, 684, 798, 879, 882, 931, 1064, 1172, 1176, 1197, 1368, 1596, 1758, 1764, 1862, 2051, 2344, 2394, 2637, 2793, 3192, 3516, 3528, 3724, 4102, 4788, 5274, 5567, 5586, 6153, 7032, 7448, 8204, 8379, 9576, 10548, 11134, 11172, 12306, 14357, 16408, 16701, 16758, 18459, 21096, 22268, 22344, 24612, 28714, 33402, 33516, 36918, 38969, 43071, 44536, 49224, 50103, 57428, 66804, 67032, 73836, 77938, 86142, 100206, 114856, 116907, 129213, 133608, 147672, 155876, 172284, 200412, 233814, 258426, 272783, 311752, 344568, 350721, 400824, 467628, 516852, 545566, 701442, 818349, 935256, 1033704, 1091132, 1402884, 1636698, 2182264, 2455047, 2805768, 3273396, 4910094, 6546792, 9820188, 19640376]

約数ペア:

[(1, 19640376), (2, 9820188), (3, 6546792), (4, 4910094), (6, 3273396), (7, 2805768), (8, 2455047), (9, 2182264), (12, 1636698), (14, 1402884), (18, 1091132), (19, 1033704), (21, 935256), (24, 818349), (28, 701442), (36, 545566), (38, 516852), (42, 467628), (49, 400824), (56, 350721), (57, 344568), (63, 311752), (72, 272783), (76, 258426), (84, 233814), (98, 200412), (114, 172284), (126, 155876), (133, 147672), (147, 133608), (152, 129213), (168, 116907), (171, 114856), (196, 100206), (228, 86142), (252, 77938), (266, 73836), (293, 67032), (294, 66804), (342, 57428), (392, 50103), (399, 49224), (441, 44536), (456, 43071), (504, 38969), (532, 36918), (586, 33516), (588, 33402), (684, 28714), (798, 24612), (879, 22344), (882, 22268), (931, 21096), (1064, 18459), (1172, 16758), (1176, 16701), (1197, 16408), (1368, 14357), (1596, 12306), (1758, 11172), (1764, 11134), (1862, 10548), (2051, 9576), (2344, 8379), (2394, 8204), (2637, 7448), (2793, 7032), (3192, 6153), (3516, 5586), (3528, 5567), (3724, 5274), (4102, 4788)]