19419117

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 28957824

約数和(自身を除く): 9538707

約数列:

[1, 3, 17, 37, 41, 51, 111, 123, 251, 629, 697, 753, 1517, 1887, 2091, 4267, 4551, 9287, 10291, 12801, 25789, 27861, 30873, 77367, 157879, 174947, 380767, 473637, 524841, 1142301, 6473039, 19419117]

約数ペア:

[(1, 19419117), (3, 6473039), (17, 1142301), (37, 524841), (41, 473637), (51, 380767), (111, 174947), (123, 157879), (251, 77367), (629, 30873), (697, 27861), (753, 25789), (1517, 12801), (1887, 10291), (2091, 9287), (4267, 4551)]