19864888288

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{32143}}^1$

素因数の和:32280

約数の個数: 96

約数和(自身を含む): 46657658880

約数和(自身を除く): 26792770592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 89, 112, 124, 178, 217, 224, 248, 356, 434, 496, 623, 712, 868, 992, 1246, 1424, 1736, 2492, 2759, 2848, 3472, 4984, 5518, 6944, 9968, 11036, 19313, 19936, 22072, 32143, 38626, 44144, 64286, 77252, 88288, 128572, 154504, 225001, 257144, 309008, 450002, 514288, 618016, 900004, 996433, 1028576, 1800008, 1992866, 2860727, 3600016, 3985732, 5721454, 6975031, 7200032, 7971464, 11442908, 13950062, 15942928, 20025089, 22885816, 27900124, 31885856, 40050178, 45771632, 55800248, 80100356, 88682537, 91543264, 111600496, 160200712, 177365074, 223200992, 320401424, 354730148, 620777759, 640802848, 709460296, 1241555518, 1418920592, 2483111036, 2837841184, 4966222072, 9932444144, 19864888288]

約数ペア:

[(1, 19864888288), (2, 9932444144), (4, 4966222072), (7, 2837841184), (8, 2483111036), (14, 1418920592), (16, 1241555518), (28, 709460296), (31, 640802848), (32, 620777759), (56, 354730148), (62, 320401424), (89, 223200992), (112, 177365074), (124, 160200712), (178, 111600496), (217, 91543264), (224, 88682537), (248, 80100356), (356, 55800248), (434, 45771632), (496, 40050178), (623, 31885856), (712, 27900124), (868, 22885816), (992, 20025089), (1246, 15942928), (1424, 13950062), (1736, 11442908), (2492, 7971464), (2759, 7200032), (2848, 6975031), (3472, 5721454), (4984, 3985732), (5518, 3600016), (6944, 2860727), (9968, 1992866), (11036, 1800008), (19313, 1028576), (19936, 996433), (22072, 900004), (32143, 618016), (38626, 514288), (44144, 450002), (64286, 309008), (77252, 257144), (88288, 225001), (128572, 154504)]