12878736

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{20639}}^1$

素因数の和:20663

約数の個数: 40

約数和(自身を含む): 35831040

約数和(自身を除く): 22952304

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 20639, 41278, 61917, 82556, 123834, 165112, 247668, 268307, 330224, 495336, 536614, 804921, 990672, 1073228, 1609842, 2146456, 3219684, 4292912, 6439368, 12878736]

約数ペア:

[(1, 12878736), (2, 6439368), (3, 4292912), (4, 3219684), (6, 2146456), (8, 1609842), (12, 1073228), (13, 990672), (16, 804921), (24, 536614), (26, 495336), (39, 330224), (48, 268307), (52, 247668), (78, 165112), (104, 123834), (156, 82556), (208, 61917), (312, 41278), (624, 20639)]