2019988293808

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{617}}^1\times {\mathrm{53861}}^1$

素因数の和:54646

約数の個数: 80

約数和(自身を含む): 4086277256160

約数和(自身を除く): 2066288962352

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 131, 232, 262, 464, 524, 617, 1048, 1234, 2096, 2468, 3799, 4936, 7598, 9872, 15196, 17893, 30392, 35786, 53861, 60784, 71572, 80827, 107722, 143144, 161654, 215444, 286288, 323308, 430888, 646616, 861776, 1293232, 1561969, 2343983, 3123938, 4687966, 6247876, 7055791, 9375932, 12495752, 14111582, 18751864, 24991504, 28223164, 33232237, 37503728, 56446328, 66464474, 112892656, 132928948, 204617939, 265857896, 409235878, 531715792, 818471756, 963734873, 1636943512, 1927469746, 3273887024, 3854939492, 4353423047, 7709878984, 8706846094, 15419757968, 17413692188, 34827384376, 69654768752, 126249268363, 252498536726, 504997073452, 1009994146904, 2019988293808]

約数ペア:

[(1, 2019988293808), (2, 1009994146904), (4, 504997073452), (8, 252498536726), (16, 126249268363), (29, 69654768752), (58, 34827384376), (116, 17413692188), (131, 15419757968), (232, 8706846094), (262, 7709878984), (464, 4353423047), (524, 3854939492), (617, 3273887024), (1048, 1927469746), (1234, 1636943512), (2096, 963734873), (2468, 818471756), (3799, 531715792), (4936, 409235878), (7598, 265857896), (9872, 204617939), (15196, 132928948), (17893, 112892656), (30392, 66464474), (35786, 56446328), (53861, 37503728), (60784, 33232237), (71572, 28223164), (80827, 24991504), (107722, 18751864), (143144, 14111582), (161654, 12495752), (215444, 9375932), (286288, 7055791), (323308, 6247876), (430888, 4687966), (646616, 3123938), (861776, 2343983), (1293232, 1561969)]