20513302348

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{206197}}^1$

素因数の和:206255

約数の個数: 96

約数和(自身を含む): 49883420160

約数和(自身を除く): 29370117812

約数列:

[1, 2, 4, 7, 11, 14, 17, 19, 22, 28, 34, 38, 44, 68, 76, 77, 119, 133, 154, 187, 209, 238, 266, 308, 323, 374, 418, 476, 532, 646, 748, 836, 1292, 1309, 1463, 2261, 2618, 2926, 3553, 4522, 5236, 5852, 7106, 9044, 14212, 24871, 49742, 99484, 206197, 412394, 824788, 1443379, 2268167, 2886758, 3505349, 3917743, 4536334, 5773516, 7010698, 7835486, 9072668, 14021396, 15670972, 15877169, 24537443, 27424201, 31754338, 38558839, 43095173, 49074886, 54848402, 63508676, 66601631, 77117678, 86190346, 98149772, 109696804, 133203262, 154235356, 172380692, 266406524, 269911873, 301666211, 466211417, 539823746, 603332422, 732617941, 932422834, 1079647492, 1206664844, 1465235882, 1864845668, 2930471764, 5128325587, 10256651174, 20513302348]

約数ペア:

[(1, 20513302348), (2, 10256651174), (4, 5128325587), (7, 2930471764), (11, 1864845668), (14, 1465235882), (17, 1206664844), (19, 1079647492), (22, 932422834), (28, 732617941), (34, 603332422), (38, 539823746), (44, 466211417), (68, 301666211), (76, 269911873), (77, 266406524), (119, 172380692), (133, 154235356), (154, 133203262), (187, 109696804), (209, 98149772), (238, 86190346), (266, 77117678), (308, 66601631), (323, 63508676), (374, 54848402), (418, 49074886), (476, 43095173), (532, 38558839), (646, 31754338), (748, 27424201), (836, 24537443), (1292, 15877169), (1309, 15670972), (1463, 14021396), (2261, 9072668), (2618, 7835486), (2926, 7010698), (3553, 5773516), (4522, 4536334), (5236, 3917743), (5852, 3505349), (7106, 2886758), (9044, 2268167), (14212, 1443379), (24871, 824788), (49742, 412394), (99484, 206197)]