20126890728

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{1901}}^1\times {\mathrm{3001}}^1$

素因数の和:4928

約数の個数: 144

約数和(自身を含む): 63464471460

約数和(自身を除く): 43337580732

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 1901, 3001, 3528, 3802, 5703, 6002, 7604, 9003, 11406, 12004, 13307, 15208, 17109, 18006, 21007, 22812, 24008, 26614, 27009, 34218, 36012, 39921, 42014, 45624, 53228, 54018, 63021, 68436, 72024, 79842, 84028, 93149, 106456, 108036, 119763, 126042, 136872, 147049, 159684, 168056, 186298, 189063, 216072, 239526, 252084, 279447, 294098, 319368, 372596, 378126, 441147, 479052, 504168, 558894, 588196, 745192, 756252, 838341, 882294, 958104, 1117788, 1176392, 1323441, 1512504, 1676682, 1764588, 2235576, 2646882, 3353364, 3529176, 5293764, 5704901, 6706728, 10587528, 11409802, 17114703, 22819604, 34229406, 39934307, 45639208, 51344109, 68458812, 79868614, 102688218, 119802921, 136917624, 159737228, 205376436, 239605842, 279540149, 319474456, 359408763, 410752872, 479211684, 559080298, 718817526, 838620447, 958423368, 1118160596, 1437635052, 1677240894, 2236321192, 2515861341, 2875270104, 3354481788, 5031722682, 6708963576, 10063445364, 20126890728]

約数ペア:

[(1, 20126890728), (2, 10063445364), (3, 6708963576), (4, 5031722682), (6, 3354481788), (7, 2875270104), (8, 2515861341), (9, 2236321192), (12, 1677240894), (14, 1437635052), (18, 1118160596), (21, 958423368), (24, 838620447), (28, 718817526), (36, 559080298), (42, 479211684), (49, 410752872), (56, 359408763), (63, 319474456), (72, 279540149), (84, 239605842), (98, 205376436), (126, 159737228), (147, 136917624), (168, 119802921), (196, 102688218), (252, 79868614), (294, 68458812), (392, 51344109), (441, 45639208), (504, 39934307), (588, 34229406), (882, 22819604), (1176, 17114703), (1764, 11409802), (1901, 10587528), (3001, 6706728), (3528, 5704901), (3802, 5293764), (5703, 3529176), (6002, 3353364), (7604, 2646882), (9003, 2235576), (11406, 1764588), (12004, 1676682), (13307, 1512504), (15208, 1323441), (17109, 1176392), (18006, 1117788), (21007, 958104), (22812, 882294), (24008, 838341), (26614, 756252), (27009, 745192), (34218, 588196), (36012, 558894), (39921, 504168), (42014, 479052), (45624, 441147), (53228, 378126), (54018, 372596), (63021, 319368), (68436, 294098), (72024, 279447), (79842, 252084), (84028, 239526), (93149, 216072), (106456, 189063), (108036, 186298), (119763, 168056), (126042, 159684), (136872, 147049)]