20059947804

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{239}}^1\times {\mathrm{41387}}^1$

素因数の和:41659

約数の個数: 72

約数和(自身を含む): 50897306880

約数和(自身を除く): 30837359076

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 239, 338, 478, 507, 676, 717, 956, 1014, 1434, 2028, 2868, 3107, 6214, 9321, 12428, 18642, 37284, 40391, 41387, 80782, 82774, 121173, 124161, 161564, 165548, 242346, 248322, 484692, 496644, 538031, 1076062, 1614093, 2152124, 3228186, 6456372, 6994403, 9891493, 13988806, 19782986, 20983209, 27977612, 29674479, 39565972, 41966418, 59348958, 83932836, 118697916, 128589409, 257178818, 385768227, 514357636, 771536454, 1543072908, 1671662317, 3343324634, 5014986951, 6686649268, 10029973902, 20059947804]

約数ペア:

[(1, 20059947804), (2, 10029973902), (3, 6686649268), (4, 5014986951), (6, 3343324634), (12, 1671662317), (13, 1543072908), (26, 771536454), (39, 514357636), (52, 385768227), (78, 257178818), (156, 128589409), (169, 118697916), (239, 83932836), (338, 59348958), (478, 41966418), (507, 39565972), (676, 29674479), (717, 27977612), (956, 20983209), (1014, 19782986), (1434, 13988806), (2028, 9891493), (2868, 6994403), (3107, 6456372), (6214, 3228186), (9321, 2152124), (12428, 1614093), (18642, 1076062), (37284, 538031), (40391, 496644), (41387, 484692), (80782, 248322), (82774, 242346), (121173, 165548), (124161, 161564)]