19656406

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1171}}^1$

素因数の和:1300

約数の個数: 32

約数和(自身を含む): 37128960

約数和(自身を除く): 17472554

約数列:

[1, 2, 7, 11, 14, 22, 77, 109, 154, 218, 763, 1171, 1199, 1526, 2342, 2398, 8197, 8393, 12881, 16394, 16786, 25762, 90167, 127639, 180334, 255278, 893473, 1404029, 1786946, 2808058, 9828203, 19656406]

約数ペア:

[(1, 19656406), (2, 9828203), (7, 2808058), (11, 1786946), (14, 1404029), (22, 893473), (77, 255278), (109, 180334), (154, 127639), (218, 90167), (763, 25762), (1171, 16786), (1199, 16394), (1526, 12881), (2342, 8393), (2398, 8197)]