17972936

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 38102400

約数和(自身を除く): 20129464

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 53, 76, 92, 97, 106, 152, 184, 194, 212, 388, 424, 437, 776, 874, 1007, 1219, 1748, 1843, 2014, 2231, 2438, 3496, 3686, 4028, 4462, 4876, 5141, 7372, 8056, 8924, 9752, 10282, 14744, 17848, 20564, 23161, 41128, 42389, 46322, 84778, 92644, 97679, 118243, 169556, 185288, 195358, 236486, 339112, 390716, 472972, 781432, 945944, 2246617, 4493234, 8986468, 17972936]

約数ペア:

[(1, 17972936), (2, 8986468), (4, 4493234), (8, 2246617), (19, 945944), (23, 781432), (38, 472972), (46, 390716), (53, 339112), (76, 236486), (92, 195358), (97, 185288), (106, 169556), (152, 118243), (184, 97679), (194, 92644), (212, 84778), (388, 46322), (424, 42389), (437, 41128), (776, 23161), (874, 20564), (1007, 17848), (1219, 14744), (1748, 10282), (1843, 9752), (2014, 8924), (2231, 8056), (2438, 7372), (3496, 5141), (3686, 4876), (4028, 4462)]