19908096

素因数分解:

$2^9\times 3^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1031

約数の個数: 80

約数和(自身を含む): 57173424

約数和(自身を除く): 37265328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 512, 624, 768, 832, 997, 1248, 1536, 1664, 1994, 2496, 2991, 3328, 3988, 4992, 5982, 6656, 7976, 9984, 11964, 12961, 15952, 19968, 23928, 25922, 31904, 38883, 47856, 51844, 63808, 77766, 95712, 103688, 127616, 155532, 191424, 207376, 255232, 311064, 382848, 414752, 510464, 622128, 765696, 829504, 1244256, 1531392, 1659008, 2488512, 3318016, 4977024, 6636032, 9954048, 19908096]

約数ペア:

[(1, 19908096), (2, 9954048), (3, 6636032), (4, 4977024), (6, 3318016), (8, 2488512), (12, 1659008), (13, 1531392), (16, 1244256), (24, 829504), (26, 765696), (32, 622128), (39, 510464), (48, 414752), (52, 382848), (64, 311064), (78, 255232), (96, 207376), (104, 191424), (128, 155532), (156, 127616), (192, 103688), (208, 95712), (256, 77766), (312, 63808), (384, 51844), (416, 47856), (512, 38883), (624, 31904), (768, 25922), (832, 23928), (997, 19968), (1248, 15952), (1536, 12961), (1664, 11964), (1994, 9984), (2496, 7976), (2991, 6656), (3328, 5982), (3988, 4992)]