19582948

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 45045504

約数和(自身を除く): 25462556

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 49, 62, 77, 98, 124, 154, 196, 217, 293, 308, 341, 434, 539, 586, 682, 868, 1078, 1172, 1364, 1519, 2051, 2156, 2387, 3038, 3223, 4102, 4774, 6076, 6446, 8204, 9083, 9548, 12892, 14357, 16709, 18166, 22561, 28714, 33418, 36332, 45122, 57428, 63581, 66836, 90244, 99913, 127162, 157927, 199826, 254324, 315854, 399652, 445067, 631708, 699391, 890134, 1398782, 1780268, 2797564, 4895737, 9791474, 19582948]

約数ペア:

[(1, 19582948), (2, 9791474), (4, 4895737), (7, 2797564), (11, 1780268), (14, 1398782), (22, 890134), (28, 699391), (31, 631708), (44, 445067), (49, 399652), (62, 315854), (77, 254324), (98, 199826), (124, 157927), (154, 127162), (196, 99913), (217, 90244), (293, 66836), (308, 63581), (341, 57428), (434, 45122), (539, 36332), (586, 33418), (682, 28714), (868, 22561), (1078, 18166), (1172, 16709), (1364, 14357), (1519, 12892), (2051, 9548), (2156, 9083), (2387, 8204), (3038, 6446), (3223, 6076), (4102, 4774)]