20280372

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 57953280

約数和(自身を除く): 37672908

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 97, 114, 131, 133, 194, 228, 262, 266, 291, 388, 393, 399, 524, 532, 582, 679, 786, 798, 917, 1164, 1358, 1572, 1596, 1834, 1843, 2037, 2489, 2716, 2751, 3668, 3686, 4074, 4978, 5502, 5529, 7372, 7467, 8148, 9956, 11004, 11058, 12707, 12901, 14934, 17423, 22116, 25414, 25802, 29868, 34846, 38121, 38703, 50828, 51604, 52269, 69692, 76242, 77406, 88949, 104538, 152484, 154812, 177898, 209076, 241433, 266847, 355796, 482866, 533694, 724299, 965732, 1067388, 1448598, 1690031, 2897196, 3380062, 5070093, 6760124, 10140186, 20280372]

約数ペア:

[(1, 20280372), (2, 10140186), (3, 6760124), (4, 5070093), (6, 3380062), (7, 2897196), (12, 1690031), (14, 1448598), (19, 1067388), (21, 965732), (28, 724299), (38, 533694), (42, 482866), (57, 355796), (76, 266847), (84, 241433), (97, 209076), (114, 177898), (131, 154812), (133, 152484), (194, 104538), (228, 88949), (262, 77406), (266, 76242), (291, 69692), (388, 52269), (393, 51604), (399, 50828), (524, 38703), (532, 38121), (582, 34846), (679, 29868), (786, 25802), (798, 25414), (917, 22116), (1164, 17423), (1358, 14934), (1572, 12901), (1596, 12707), (1834, 11058), (1843, 11004), (2037, 9956), (2489, 8148), (2716, 7467), (2751, 7372), (3668, 5529), (3686, 5502), (4074, 4978)]