1869712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:211

約数の個数: 40

約数和(自身を含む): 3984120

約数和(自身を除く): 2114408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 101, 104, 178, 202, 208, 356, 404, 712, 808, 1157, 1313, 1424, 1616, 2314, 2626, 4628, 5252, 8989, 9256, 10504, 17978, 18512, 21008, 35956, 71912, 116857, 143824, 233714, 467428, 934856, 1869712]

約数ペア:

[(1, 1869712), (2, 934856), (4, 467428), (8, 233714), (13, 143824), (16, 116857), (26, 71912), (52, 35956), (89, 21008), (101, 18512), (104, 17978), (178, 10504), (202, 9256), (208, 8989), (356, 5252), (404, 4628), (712, 2626), (808, 2314), (1157, 1616), (1313, 1424)]