39897872

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18749}}^1$

素因数の和:18783

約数の個数: 40

約数和(自身を含む): 93000000

約数和(自身を除く): 53102128

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 18749, 37498, 74996, 131243, 149992, 262486, 299984, 356231, 524972, 712462, 1049944, 1424924, 2099888, 2493617, 2849848, 4987234, 5699696, 9974468, 19948936, 39897872]

約数ペア:

[(1, 39897872), (2, 19948936), (4, 9974468), (7, 5699696), (8, 4987234), (14, 2849848), (16, 2493617), (19, 2099888), (28, 1424924), (38, 1049944), (56, 712462), (76, 524972), (112, 356231), (133, 299984), (152, 262486), (266, 149992), (304, 131243), (532, 74996), (1064, 37498), (2128, 18749)]