19417788

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41491}}^1$

素因数の和:41514

約数の個数: 36

約数和(自身を含む): 52860808

約数和(自身を除く): 33443020

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 41491, 82982, 124473, 165964, 248946, 373419, 497892, 539383, 746838, 1078766, 1493676, 1618149, 2157532, 3236298, 4854447, 6472596, 9708894, 19417788]

約数ペア:

[(1, 19417788), (2, 9708894), (3, 6472596), (4, 4854447), (6, 3236298), (9, 2157532), (12, 1618149), (13, 1493676), (18, 1078766), (26, 746838), (36, 539383), (39, 497892), (52, 373419), (78, 248946), (117, 165964), (156, 124473), (234, 82982), (468, 41491)]