1899351376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{1867}}^1$

素因数の和:2028

約数の個数: 80

約数和(自身を含む): 4079502784

約数和(自身を除く): 2180151408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 73, 104, 134, 146, 208, 268, 292, 536, 584, 871, 949, 1072, 1168, 1742, 1867, 1898, 3484, 3734, 3796, 4891, 6968, 7468, 7592, 9782, 13936, 14936, 15184, 19564, 24271, 29872, 39128, 48542, 63583, 78256, 97084, 125089, 127166, 136291, 194168, 250178, 254332, 272582, 388336, 500356, 508664, 545164, 1000712, 1017328, 1090328, 1626157, 1771783, 2001424, 2180656, 3252314, 3543566, 6504628, 7087132, 9131497, 13009256, 14174264, 18262994, 26018512, 28348528, 36525988, 73051976, 118709461, 146103952, 237418922, 474837844, 949675688, 1899351376]

約数ペア:

[(1, 1899351376), (2, 949675688), (4, 474837844), (8, 237418922), (13, 146103952), (16, 118709461), (26, 73051976), (52, 36525988), (67, 28348528), (73, 26018512), (104, 18262994), (134, 14174264), (146, 13009256), (208, 9131497), (268, 7087132), (292, 6504628), (536, 3543566), (584, 3252314), (871, 2180656), (949, 2001424), (1072, 1771783), (1168, 1626157), (1742, 1090328), (1867, 1017328), (1898, 1000712), (3484, 545164), (3734, 508664), (3796, 500356), (4891, 388336), (6968, 272582), (7468, 254332), (7592, 250178), (9782, 194168), (13936, 136291), (14936, 127166), (15184, 125089), (19564, 97084), (24271, 78256), (29872, 63583), (39128, 48542)]