19307288

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2411}}^1$

素因数の和:2448

約数の個数: 64

約数和(自身を含む): 48625920

約数和(自身を除く): 29318632

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 2411, 4004, 4822, 8008, 9644, 16877, 19288, 26521, 31343, 33754, 53042, 62686, 67508, 106084, 125372, 135016, 185647, 212168, 219401, 250744, 344773, 371294, 438802, 689546, 742588, 877604, 1379092, 1485176, 1755208, 2413411, 2758184, 4826822, 9653644, 19307288]

約数ペア:

[(1, 19307288), (2, 9653644), (4, 4826822), (7, 2758184), (8, 2413411), (11, 1755208), (13, 1485176), (14, 1379092), (22, 877604), (26, 742588), (28, 689546), (44, 438802), (52, 371294), (56, 344773), (77, 250744), (88, 219401), (91, 212168), (104, 185647), (143, 135016), (154, 125372), (182, 106084), (286, 67508), (308, 62686), (364, 53042), (572, 33754), (616, 31343), (728, 26521), (1001, 19288), (1144, 16877), (2002, 9644), (2411, 8008), (4004, 4822)]