19118190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 128

約数和(自身を含む): 58060800

約数和(自身を除く): 38942610

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 47, 65, 70, 78, 91, 94, 105, 130, 141, 149, 182, 195, 210, 235, 273, 282, 298, 329, 390, 447, 455, 470, 546, 611, 658, 705, 745, 894, 910, 987, 1043, 1222, 1365, 1410, 1490, 1645, 1833, 1937, 1974, 2086, 2235, 2730, 3055, 3129, 3290, 3666, 3874, 4277, 4470, 4935, 5215, 5811, 6110, 6258, 7003, 8554, 9165, 9685, 9870, 10430, 11622, 12831, 13559, 14006, 15645, 18330, 19370, 21009, 21385, 25662, 27118, 29055, 31290, 35015, 40677, 42018, 42770, 49021, 58110, 64155, 67795, 70030, 81354, 91039, 98042, 105045, 128310, 135590, 147063, 182078, 203385, 210090, 245105, 273117, 294126, 406770, 455195, 490210, 546234, 637273, 735315, 910390, 1274546, 1365585, 1470630, 1911819, 2731170, 3186365, 3823638, 6372730, 9559095, 19118190]

約数ペア:

[(1, 19118190), (2, 9559095), (3, 6372730), (5, 3823638), (6, 3186365), (7, 2731170), (10, 1911819), (13, 1470630), (14, 1365585), (15, 1274546), (21, 910390), (26, 735315), (30, 637273), (35, 546234), (39, 490210), (42, 455195), (47, 406770), (65, 294126), (70, 273117), (78, 245105), (91, 210090), (94, 203385), (105, 182078), (130, 147063), (141, 135590), (149, 128310), (182, 105045), (195, 98042), (210, 91039), (235, 81354), (273, 70030), (282, 67795), (298, 64155), (329, 58110), (390, 49021), (447, 42770), (455, 42018), (470, 40677), (546, 35015), (611, 31290), (658, 29055), (705, 27118), (745, 25662), (894, 21385), (910, 21009), (987, 19370), (1043, 18330), (1222, 15645), (1365, 14006), (1410, 13559), (1490, 12831), (1645, 11622), (1833, 10430), (1937, 9870), (1974, 9685), (2086, 9165), (2235, 8554), (2730, 7003), (3055, 6258), (3129, 6110), (3290, 5811), (3666, 5215), (3874, 4935), (4277, 4470)]