19985112

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2087}}^1$

素因数の和:2125

約数の個数: 96

約数和(自身を含む): 65145600

約数和(自身を除く): 45160488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 168, 171, 228, 252, 266, 342, 399, 456, 504, 532, 684, 798, 1064, 1197, 1368, 1596, 2087, 2394, 3192, 4174, 4788, 6261, 8348, 9576, 12522, 14609, 16696, 18783, 25044, 29218, 37566, 39653, 43827, 50088, 58436, 75132, 79306, 87654, 116872, 118959, 131481, 150264, 158612, 175308, 237918, 262962, 277571, 317224, 350616, 356877, 475836, 525924, 555142, 713754, 832713, 951672, 1051848, 1110284, 1427508, 1665426, 2220568, 2498139, 2855016, 3330852, 4996278, 6661704, 9992556, 19985112]

約数ペア:

[(1, 19985112), (2, 9992556), (3, 6661704), (4, 4996278), (6, 3330852), (7, 2855016), (8, 2498139), (9, 2220568), (12, 1665426), (14, 1427508), (18, 1110284), (19, 1051848), (21, 951672), (24, 832713), (28, 713754), (36, 555142), (38, 525924), (42, 475836), (56, 356877), (57, 350616), (63, 317224), (72, 277571), (76, 262962), (84, 237918), (114, 175308), (126, 158612), (133, 150264), (152, 131481), (168, 118959), (171, 116872), (228, 87654), (252, 79306), (266, 75132), (342, 58436), (399, 50088), (456, 43827), (504, 39653), (532, 37566), (684, 29218), (798, 25044), (1064, 18783), (1197, 16696), (1368, 14609), (1596, 12522), (2087, 9576), (2394, 8348), (3192, 6261), (4174, 4788)]