201812984

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{78101}}^1$

素因数の和:78143

約数の個数: 32

約数和(自身を含む): 421750800

約数和(自身を除く): 219937816

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 78101, 156202, 312404, 624808, 1327717, 1483919, 2655434, 2967838, 5310868, 5935676, 10621736, 11871352, 25226623, 50453246, 100906492, 201812984]

約数ペア:

[(1, 201812984), (2, 100906492), (4, 50453246), (8, 25226623), (17, 11871352), (19, 10621736), (34, 5935676), (38, 5310868), (68, 2967838), (76, 2655434), (136, 1483919), (152, 1327717), (323, 624808), (646, 312404), (1292, 156202), (2584, 78101)]