19114228

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 42330624

約数和(自身を除く): 23216396

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 61, 62, 76, 122, 124, 133, 217, 244, 266, 361, 427, 434, 532, 589, 722, 854, 868, 1159, 1178, 1444, 1708, 1891, 2318, 2356, 2527, 3782, 4123, 4636, 5054, 7564, 8113, 8246, 10108, 11191, 13237, 16226, 16492, 22021, 22382, 26474, 32452, 35929, 44042, 44764, 52948, 71858, 78337, 88084, 143716, 154147, 156674, 251503, 308294, 313348, 503006, 616588, 682651, 1006012, 1365302, 2730604, 4778557, 9557114, 19114228]

約数ペア:

[(1, 19114228), (2, 9557114), (4, 4778557), (7, 2730604), (14, 1365302), (19, 1006012), (28, 682651), (31, 616588), (38, 503006), (61, 313348), (62, 308294), (76, 251503), (122, 156674), (124, 154147), (133, 143716), (217, 88084), (244, 78337), (266, 71858), (361, 52948), (427, 44764), (434, 44042), (532, 35929), (589, 32452), (722, 26474), (854, 22382), (868, 22021), (1159, 16492), (1178, 16226), (1444, 13237), (1708, 11191), (1891, 10108), (2318, 8246), (2356, 8113), (2527, 7564), (3782, 5054), (4123, 4636)]