20113697898

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{139661}}^1$

素因数の和:139809

約数の個数: 80

約数和(自身を含む): 51914041344

約数和(自身を除く): 31800343446

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 127, 162, 189, 254, 378, 381, 567, 762, 889, 1134, 1143, 1778, 2286, 2667, 3429, 5334, 6858, 8001, 10287, 16002, 20574, 24003, 48006, 72009, 139661, 144018, 279322, 418983, 837966, 977627, 1256949, 1955254, 2513898, 2932881, 3770847, 5865762, 7541694, 8798643, 11312541, 17597286, 17736947, 22625082, 26395929, 35473894, 52791858, 53210841, 79187787, 106421682, 124158629, 158375574, 159632523, 248317258, 319265046, 372475887, 478897569, 744951774, 957795138, 1117427661, 1436692707, 2234855322, 2873385414, 3352282983, 6704565966, 10056848949, 20113697898]

約数ペア:

[(1, 20113697898), (2, 10056848949), (3, 6704565966), (6, 3352282983), (7, 2873385414), (9, 2234855322), (14, 1436692707), (18, 1117427661), (21, 957795138), (27, 744951774), (42, 478897569), (54, 372475887), (63, 319265046), (81, 248317258), (126, 159632523), (127, 158375574), (162, 124158629), (189, 106421682), (254, 79187787), (378, 53210841), (381, 52791858), (567, 35473894), (762, 26395929), (889, 22625082), (1134, 17736947), (1143, 17597286), (1778, 11312541), (2286, 8798643), (2667, 7541694), (3429, 5865762), (5334, 3770847), (6858, 2932881), (8001, 2513898), (10287, 1955254), (16002, 1256949), (20574, 977627), (24003, 837966), (48006, 418983), (72009, 279322), (139661, 144018)]