19135432

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 39322800

約数和(自身を除く): 20187368

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 131, 152, 248, 262, 524, 589, 961, 1048, 1178, 1922, 2356, 2489, 3844, 4061, 4712, 4978, 7688, 8122, 9956, 16244, 18259, 19912, 32488, 36518, 73036, 77159, 125891, 146072, 154318, 251782, 308636, 503564, 617272, 1007128, 2391929, 4783858, 9567716, 19135432]

約数ペア:

[(1, 19135432), (2, 9567716), (4, 4783858), (8, 2391929), (19, 1007128), (31, 617272), (38, 503564), (62, 308636), (76, 251782), (124, 154318), (131, 146072), (152, 125891), (248, 77159), (262, 73036), (524, 36518), (589, 32488), (961, 19912), (1048, 18259), (1178, 16244), (1922, 9956), (2356, 8122), (2489, 7688), (3844, 4978), (4061, 4712)]