19872798

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{883}}^1$

素因数の和:941

約数の個数: 48

約数和(自身を含む): 45147648

約数和(自身を除く): 25274850

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 121, 186, 242, 341, 363, 682, 726, 883, 1023, 1766, 2046, 2649, 3751, 5298, 7502, 9713, 11253, 19426, 22506, 27373, 29139, 54746, 58278, 82119, 106843, 164238, 213686, 301103, 320529, 602206, 641058, 903309, 1806618, 3312133, 6624266, 9936399, 19872798]

約数ペア:

[(1, 19872798), (2, 9936399), (3, 6624266), (6, 3312133), (11, 1806618), (22, 903309), (31, 641058), (33, 602206), (62, 320529), (66, 301103), (93, 213686), (121, 164238), (186, 106843), (242, 82119), (341, 58278), (363, 54746), (682, 29139), (726, 27373), (883, 22506), (1023, 19426), (1766, 11253), (2046, 9713), (2649, 7502), (3751, 5298)]