19482433984

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{3923}}^1$

素因数の和:4122

約数の個数: 112

約数和(自身を含む): 42865901568

約数和(自身を除く): 23383467584

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 127, 188, 208, 254, 376, 416, 508, 611, 752, 832, 1016, 1222, 1504, 1651, 2032, 2444, 3008, 3302, 3923, 4064, 4888, 5969, 6604, 7846, 8128, 9776, 11938, 13208, 15692, 19552, 23876, 26416, 31384, 39104, 47752, 50999, 52832, 62768, 77597, 95504, 101998, 105664, 125536, 155194, 184381, 191008, 203996, 251072, 310388, 368762, 382016, 407992, 498221, 620776, 737524, 815984, 996442, 1241552, 1475048, 1631968, 1992884, 2396953, 2483104, 2950096, 3263936, 3985768, 4793906, 4966208, 5900192, 6476873, 7971536, 9587812, 11800384, 12953746, 15943072, 19175624, 23416387, 25907492, 31886144, 38351248, 46832774, 51814984, 76702496, 93665548, 103629968, 153404992, 187331096, 207259936, 304413031, 374662192, 414519872, 608826062, 749324384, 1217652124, 1498648768, 2435304248, 4870608496, 9741216992, 19482433984]

約数ペア:

[(1, 19482433984), (2, 9741216992), (4, 4870608496), (8, 2435304248), (13, 1498648768), (16, 1217652124), (26, 749324384), (32, 608826062), (47, 414519872), (52, 374662192), (64, 304413031), (94, 207259936), (104, 187331096), (127, 153404992), (188, 103629968), (208, 93665548), (254, 76702496), (376, 51814984), (416, 46832774), (508, 38351248), (611, 31886144), (752, 25907492), (832, 23416387), (1016, 19175624), (1222, 15943072), (1504, 12953746), (1651, 11800384), (2032, 9587812), (2444, 7971536), (3008, 6476873), (3302, 5900192), (3923, 4966208), (4064, 4793906), (4888, 3985768), (5969, 3263936), (6604, 2950096), (7846, 2483104), (8128, 2396953), (9776, 1992884), (11938, 1631968), (13208, 1475048), (15692, 1241552), (19552, 996442), (23876, 815984), (26416, 737524), (31384, 620776), (39104, 498221), (47752, 407992), (50999, 382016), (52832, 368762), (62768, 310388), (77597, 251072), (95504, 203996), (101998, 191008), (105664, 184381), (125536, 155194)]