207818936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1019}}^1$

素因数の和:1128

約数の個数: 64

約数和(自身を含む): 439538400

約数和(自身を除く): 231719464

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 53, 74, 104, 106, 148, 212, 296, 424, 481, 689, 962, 1019, 1378, 1924, 1961, 2038, 2756, 3848, 3922, 4076, 5512, 7844, 8152, 13247, 15688, 25493, 26494, 37703, 50986, 52988, 54007, 75406, 101972, 105976, 108014, 150812, 203944, 216028, 301624, 432056, 490139, 702091, 980278, 1404182, 1960556, 1998259, 2808364, 3921112, 3996518, 5616728, 7993036, 15986072, 25977367, 51954734, 103909468, 207818936]

約数ペア:

[(1, 207818936), (2, 103909468), (4, 51954734), (8, 25977367), (13, 15986072), (26, 7993036), (37, 5616728), (52, 3996518), (53, 3921112), (74, 2808364), (104, 1998259), (106, 1960556), (148, 1404182), (212, 980278), (296, 702091), (424, 490139), (481, 432056), (689, 301624), (962, 216028), (1019, 203944), (1378, 150812), (1924, 108014), (1961, 105976), (2038, 101972), (2756, 75406), (3848, 54007), (3922, 52988), (4076, 50986), (5512, 37703), (7844, 26494), (8152, 25493), (13247, 15688)]