20173801076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{142789}}^1$

素因数の和:142849

約数の個数: 72

約数和(自身を含む): 43899357600

約数和(自身を除く): 23725556524

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 169, 209, 247, 286, 338, 418, 494, 572, 676, 836, 988, 1859, 2717, 3211, 3718, 5434, 6422, 7436, 10868, 12844, 35321, 70642, 141284, 142789, 285578, 571156, 1570679, 1856257, 2712991, 3141358, 3712514, 5425982, 6282716, 7425028, 10851964, 20418827, 24131341, 29842901, 35268883, 40837654, 48262682, 59685802, 70537766, 81675308, 96525364, 119371604, 141075532, 265444751, 387957713, 458495479, 530889502, 775915426, 916990958, 1061779004, 1551830852, 1833981916, 5043450269, 10086900538, 20173801076]

約数ペア:

[(1, 20173801076), (2, 10086900538), (4, 5043450269), (11, 1833981916), (13, 1551830852), (19, 1061779004), (22, 916990958), (26, 775915426), (38, 530889502), (44, 458495479), (52, 387957713), (76, 265444751), (143, 141075532), (169, 119371604), (209, 96525364), (247, 81675308), (286, 70537766), (338, 59685802), (418, 48262682), (494, 40837654), (572, 35268883), (676, 29842901), (836, 24131341), (988, 20418827), (1859, 10851964), (2717, 7425028), (3211, 6282716), (3718, 5425982), (5434, 3712514), (6422, 3141358), (7436, 2712991), (10868, 1856257), (12844, 1570679), (35321, 571156), (70642, 285578), (141284, 142789)]