19008304

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 45139968

約数和(自身を除く): 26131664

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 47, 56, 92, 94, 112, 157, 161, 184, 188, 314, 322, 329, 368, 376, 628, 644, 658, 752, 1081, 1099, 1256, 1288, 1316, 2162, 2198, 2512, 2576, 2632, 3611, 4324, 4396, 5264, 7222, 7379, 7567, 8648, 8792, 14444, 14758, 15134, 17296, 17584, 25277, 28888, 29516, 30268, 50554, 51653, 57776, 59032, 60536, 101108, 103306, 118064, 121072, 169717, 202216, 206612, 339434, 404432, 413224, 678868, 826448, 1188019, 1357736, 2376038, 2715472, 4752076, 9504152, 19008304]

約数ペア:

[(1, 19008304), (2, 9504152), (4, 4752076), (7, 2715472), (8, 2376038), (14, 1357736), (16, 1188019), (23, 826448), (28, 678868), (46, 413224), (47, 404432), (56, 339434), (92, 206612), (94, 202216), (112, 169717), (157, 121072), (161, 118064), (184, 103306), (188, 101108), (314, 60536), (322, 59032), (329, 57776), (368, 51653), (376, 50554), (628, 30268), (644, 29516), (658, 28888), (752, 25277), (1081, 17584), (1099, 17296), (1256, 15134), (1288, 14758), (1316, 14444), (2162, 8792), (2198, 8648), (2512, 7567), (2576, 7379), (2632, 7222), (3611, 5264), (4324, 4396)]