19340936

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 39524940

約数和(自身を除く): 20184004

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 181, 296, 361, 362, 703, 722, 724, 1406, 1444, 1448, 2812, 2888, 3439, 5624, 6697, 6878, 13357, 13394, 13756, 26714, 26788, 27512, 53428, 53576, 65341, 106856, 127243, 130682, 254486, 261364, 508972, 522728, 1017944, 2417617, 4835234, 9670468, 19340936]

約数ペア:

[(1, 19340936), (2, 9670468), (4, 4835234), (8, 2417617), (19, 1017944), (37, 522728), (38, 508972), (74, 261364), (76, 254486), (148, 130682), (152, 127243), (181, 106856), (296, 65341), (361, 53576), (362, 53428), (703, 27512), (722, 26788), (724, 26714), (1406, 13756), (1444, 13394), (1448, 13357), (2812, 6878), (2888, 6697), (3439, 5624)]