19770716

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5309}}^1$

素因数の和:5346

約数の個数: 36

約数和(自身を含む): 42373800

約数和(自身を除く): 22603084

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 5309, 10618, 21236, 37163, 74326, 100871, 148652, 201742, 260141, 403484, 520282, 706097, 1040564, 1412194, 2824388, 4942679, 9885358, 19770716]

約数ペア:

[(1, 19770716), (2, 9885358), (4, 4942679), (7, 2824388), (14, 1412194), (19, 1040564), (28, 706097), (38, 520282), (49, 403484), (76, 260141), (98, 201742), (133, 148652), (196, 100871), (266, 74326), (532, 37163), (931, 21236), (1862, 10618), (3724, 5309)]