19117365

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 31570560

約数和(自身を除く): 12453195

約数列:

[1, 3, 5, 15, 53, 139, 159, 173, 265, 417, 519, 695, 795, 865, 2085, 2595, 7367, 9169, 22101, 24047, 27507, 36835, 45845, 72141, 110505, 120235, 137535, 360705, 1274491, 3823473, 6372455, 19117365]

約数ペア:

[(1, 19117365), (3, 6372455), (5, 3823473), (15, 1274491), (53, 360705), (139, 137535), (159, 120235), (173, 110505), (265, 72141), (417, 45845), (519, 36835), (695, 27507), (795, 24047), (865, 22101), (2085, 9169), (2595, 7367)]