1891551136

素因数分解:

$2^5\times {\mathrm{107}}^1\times {\mathrm{331}}^1\times {\mathrm{1669}}^1$

素因数の和:2117

約数の個数: 48

約数和(自身を含む): 3772409760

約数和(自身を除く): 1880858624

約数列:

[1, 2, 4, 8, 16, 32, 107, 214, 331, 428, 662, 856, 1324, 1669, 1712, 2648, 3338, 3424, 5296, 6676, 10592, 13352, 26704, 35417, 53408, 70834, 141668, 178583, 283336, 357166, 552439, 566672, 714332, 1104878, 1133344, 1428664, 2209756, 2857328, 4419512, 5714656, 8839024, 17678048, 59110973, 118221946, 236443892, 472887784, 945775568, 1891551136]

約数ペア:

[(1, 1891551136), (2, 945775568), (4, 472887784), (8, 236443892), (16, 118221946), (32, 59110973), (107, 17678048), (214, 8839024), (331, 5714656), (428, 4419512), (662, 2857328), (856, 2209756), (1324, 1428664), (1669, 1133344), (1712, 1104878), (2648, 714332), (3338, 566672), (3424, 552439), (5296, 357166), (6676, 283336), (10592, 178583), (13352, 141668), (26704, 70834), (35417, 53408)]