218907512

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{229}}^1\times {\mathrm{331}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 436397400

約数和(自身を除く): 217489888

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 229, 331, 361, 458, 662, 722, 916, 1324, 1444, 1832, 2648, 2888, 4351, 6289, 8702, 12578, 17404, 25156, 34808, 50312, 75799, 82669, 119491, 151598, 165338, 238982, 303196, 330676, 477964, 606392, 661352, 955928, 1440181, 2880362, 5760724, 11521448, 27363439, 54726878, 109453756, 218907512]

約数ペア:

[(1, 218907512), (2, 109453756), (4, 54726878), (8, 27363439), (19, 11521448), (38, 5760724), (76, 2880362), (152, 1440181), (229, 955928), (331, 661352), (361, 606392), (458, 477964), (662, 330676), (722, 303196), (916, 238982), (1324, 165338), (1444, 151598), (1832, 119491), (2648, 82669), (2888, 75799), (4351, 50312), (6289, 34808), (8702, 25156), (12578, 17404)]