19219628

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:374

約数の個数: 36

約数和(自身を含む): 36418368

約数和(自身を除く): 17198740

約数列:

[1, 2, 4, 23, 31, 46, 62, 92, 124, 293, 529, 586, 713, 1058, 1172, 1426, 2116, 2852, 6739, 9083, 13478, 16399, 18166, 26956, 32798, 36332, 65596, 154997, 208909, 309994, 417818, 619988, 835636, 4804907, 9609814, 19219628]

約数ペア:

[(1, 19219628), (2, 9609814), (4, 4804907), (23, 835636), (31, 619988), (46, 417818), (62, 309994), (92, 208909), (124, 154997), (293, 65596), (529, 36332), (586, 32798), (713, 26956), (1058, 18166), (1172, 16399), (1426, 13478), (2116, 9083), (2852, 6739)]