19192316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 41504400

約数和(自身を除く): 22312084

約数列:

[1, 2, 4, 11, 13, 22, 26, 29, 44, 52, 58, 89, 116, 143, 169, 178, 286, 319, 338, 356, 377, 572, 638, 676, 754, 979, 1157, 1276, 1508, 1859, 1958, 2314, 2581, 3718, 3916, 4147, 4628, 4901, 5162, 7436, 8294, 9802, 10324, 12727, 15041, 16588, 19604, 25454, 28391, 30082, 33553, 50908, 53911, 56782, 60164, 67106, 107822, 113564, 134212, 165451, 215644, 330902, 369083, 436189, 661804, 738166, 872378, 1476332, 1744756, 4798079, 9596158, 19192316]

約数ペア:

[(1, 19192316), (2, 9596158), (4, 4798079), (11, 1744756), (13, 1476332), (22, 872378), (26, 738166), (29, 661804), (44, 436189), (52, 369083), (58, 330902), (89, 215644), (116, 165451), (143, 134212), (169, 113564), (178, 107822), (286, 67106), (319, 60164), (338, 56782), (356, 53911), (377, 50908), (572, 33553), (638, 30082), (676, 28391), (754, 25454), (979, 19604), (1157, 16588), (1276, 15041), (1508, 12727), (1859, 10324), (1958, 9802), (2314, 8294), (2581, 7436), (3718, 5162), (3916, 4901), (4147, 4628)]