19931808

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{15971}}^1$

素因数の和:15997

約数の個数: 48

約数和(自身を含む): 56349216

約数和(自身を除く): 36417408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 15971, 31942, 47913, 63884, 95826, 127768, 191652, 207623, 255536, 383304, 415246, 511072, 622869, 766608, 830492, 1245738, 1533216, 1660984, 2491476, 3321968, 4982952, 6643936, 9965904, 19931808]

約数ペア:

[(1, 19931808), (2, 9965904), (3, 6643936), (4, 4982952), (6, 3321968), (8, 2491476), (12, 1660984), (13, 1533216), (16, 1245738), (24, 830492), (26, 766608), (32, 622869), (39, 511072), (48, 415246), (52, 383304), (78, 255536), (96, 207623), (104, 191652), (156, 127768), (208, 95826), (312, 63884), (416, 47913), (624, 31942), (1248, 15971)]