31901584

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 73995264

約数和(自身を除く): 42093680

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 73, 88, 104, 143, 146, 176, 191, 208, 286, 292, 382, 572, 584, 764, 803, 949, 1144, 1168, 1528, 1606, 1898, 2101, 2288, 2483, 3056, 3212, 3796, 4202, 4966, 6424, 7592, 8404, 9932, 10439, 12848, 13943, 15184, 16808, 19864, 20878, 27313, 27886, 33616, 39728, 41756, 54626, 55772, 83512, 109252, 111544, 153373, 167024, 181259, 218504, 223088, 306746, 362518, 437008, 613492, 725036, 1226984, 1450072, 1993849, 2453968, 2900144, 3987698, 7975396, 15950792, 31901584]

約数ペア:

[(1, 31901584), (2, 15950792), (4, 7975396), (8, 3987698), (11, 2900144), (13, 2453968), (16, 1993849), (22, 1450072), (26, 1226984), (44, 725036), (52, 613492), (73, 437008), (88, 362518), (104, 306746), (143, 223088), (146, 218504), (176, 181259), (191, 167024), (208, 153373), (286, 111544), (292, 109252), (382, 83512), (572, 55772), (584, 54626), (764, 41756), (803, 39728), (949, 33616), (1144, 27886), (1168, 27313), (1528, 20878), (1606, 19864), (1898, 16808), (2101, 15184), (2288, 13943), (2483, 12848), (3056, 10439), (3212, 9932), (3796, 8404), (4202, 7592), (4966, 6424)]