20151503872

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{4567}}^1$

素因数の和:4757

約数の個数: 88

約数和(自身を含む): 41891118080

約数和(自身を除く): 21739614208

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 139, 248, 256, 278, 496, 512, 556, 992, 1024, 1112, 1984, 2224, 3968, 4309, 4448, 4567, 7936, 8618, 8896, 9134, 15872, 17236, 17792, 18268, 31744, 34472, 35584, 36536, 68944, 71168, 73072, 137888, 141577, 142336, 146144, 275776, 283154, 292288, 551552, 566308, 584576, 634813, 1103104, 1132616, 1169152, 1269626, 2206208, 2265232, 2338304, 2539252, 4412416, 4530464, 4676608, 5078504, 9060928, 10157008, 18121856, 19679203, 20314016, 36243712, 39358406, 40628032, 72487424, 78716812, 81256064, 144974848, 157433624, 162512128, 314867248, 325024256, 629734496, 650048512, 1259468992, 2518937984, 5037875968, 10075751936, 20151503872]

約数ペア:

[(1, 20151503872), (2, 10075751936), (4, 5037875968), (8, 2518937984), (16, 1259468992), (31, 650048512), (32, 629734496), (62, 325024256), (64, 314867248), (124, 162512128), (128, 157433624), (139, 144974848), (248, 81256064), (256, 78716812), (278, 72487424), (496, 40628032), (512, 39358406), (556, 36243712), (992, 20314016), (1024, 19679203), (1112, 18121856), (1984, 10157008), (2224, 9060928), (3968, 5078504), (4309, 4676608), (4448, 4530464), (4567, 4412416), (7936, 2539252), (8618, 2338304), (8896, 2265232), (9134, 2206208), (15872, 1269626), (17236, 1169152), (17792, 1132616), (18268, 1103104), (31744, 634813), (34472, 584576), (35584, 566308), (36536, 551552), (68944, 292288), (71168, 283154), (73072, 275776), (137888, 146144), (141577, 142336)]